513699680000

素因数分解:

$2^8\times 5^4\times {\mathrm{13}}^1\times {\mathrm{246971}}^1$

素因数の和:247020

約数の個数: 180

約数和(自身を含む): 1379900234328

約数和(自身を除く): 866200554328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 256, 260, 320, 325, 400, 416, 500, 520, 625, 640, 650, 800, 832, 1000, 1040, 1250, 1280, 1300, 1600, 1625, 1664, 2000, 2080, 2500, 2600, 3200, 3250, 3328, 4000, 4160, 5000, 5200, 6400, 6500, 8000, 8125, 8320, 10000, 10400, 13000, 16000, 16250, 16640, 20000, 20800, 26000, 32000, 32500, 40000, 41600, 52000, 65000, 80000, 83200, 104000, 130000, 160000, 208000, 246971, 260000, 416000, 493942, 520000, 987884, 1040000, 1234855, 1975768, 2080000, 2469710, 3210623, 3951536, 4939420, 6174275, 6421246, 7903072, 9878840, 12348550, 12842492, 15806144, 16053115, 19757680, 24697100, 25684984, 30871375, 31612288, 32106230, 39515360, 49394200, 51369968, 61742750, 63224576, 64212460, 79030720, 80265575, 98788400, 102739936, 123485500, 128424920, 154356875, 158061440, 160531150, 197576800, 205479872, 246971000, 256849840, 308713750, 316122880, 321062300, 395153600, 401327875, 410959744, 493942000, 513699680, 617427500, 642124600, 790307200, 802655750, 821919488, 987884000, 1027399360, 1234855000, 1284249200, 1580614400, 1605311500, 1975768000, 2006639375, 2054798720, 2469710000, 2568498400, 3210623000, 3951536000, 4013278750, 4109597440, 4939420000, 5136996800, 6421246000, 7903072000, 8026557500, 9878840000, 10273993600, 12842492000, 16053115000, 19757680000, 20547987200, 25684984000, 32106230000, 39515360000, 51369968000, 64212460000, 102739936000, 128424920000, 256849840000, 513699680000]

約数ペア:

[(1, 513699680000), (2, 256849840000), (4, 128424920000), (5, 102739936000), (8, 64212460000), (10, 51369968000), (13, 39515360000), (16, 32106230000), (20, 25684984000), (25, 20547987200), (26, 19757680000), (32, 16053115000), (40, 12842492000), (50, 10273993600), (52, 9878840000), (64, 8026557500), (65, 7903072000), (80, 6421246000), (100, 5136996800), (104, 4939420000), (125, 4109597440), (128, 4013278750), (130, 3951536000), (160, 3210623000), (200, 2568498400), (208, 2469710000), (250, 2054798720), (256, 2006639375), (260, 1975768000), (320, 1605311500), (325, 1580614400), (400, 1284249200), (416, 1234855000), (500, 1027399360), (520, 987884000), (625, 821919488), (640, 802655750), (650, 790307200), (800, 642124600), (832, 617427500), (1000, 513699680), (1040, 493942000), (1250, 410959744), (1280, 401327875), (1300, 395153600), (1600, 321062300), (1625, 316122880), (1664, 308713750), (2000, 256849840), (2080, 246971000), (2500, 205479872), (2600, 197576800), (3200, 160531150), (3250, 158061440), (3328, 154356875), (4000, 128424920), (4160, 123485500), (5000, 102739936), (5200, 98788400), (6400, 80265575), (6500, 79030720), (8000, 64212460), (8125, 63224576), (8320, 61742750), (10000, 51369968), (10400, 49394200), (13000, 39515360), (16000, 32106230), (16250, 31612288), (16640, 30871375), (20000, 25684984), (20800, 24697100), (26000, 19757680), (32000, 16053115), (32500, 15806144), (40000, 12842492), (41600, 12348550), (52000, 9878840), (65000, 7903072), (80000, 6421246), (83200, 6174275), (104000, 4939420), (130000, 3951536), (160000, 3210623), (208000, 2469710), (246971, 2080000), (260000, 1975768), (416000, 1234855), (493942, 1040000), (520000, 987884)]