81300000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{271}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 267732864

約数和(自身を除く): 186432864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 271, 300, 375, 400, 480, 500, 542, 600, 625, 750, 800, 813, 1000, 1084, 1200, 1250, 1355, 1500, 1626, 1875, 2000, 2168, 2400, 2500, 2710, 3000, 3125, 3252, 3750, 4000, 4065, 4336, 5000, 5420, 6000, 6250, 6504, 6775, 7500, 8130, 8672, 9375, 10000, 10840, 12000, 12500, 13008, 13550, 15000, 16260, 18750, 20000, 20325, 21680, 25000, 26016, 27100, 30000, 32520, 33875, 37500, 40650, 43360, 50000, 54200, 60000, 65040, 67750, 75000, 81300, 100000, 101625, 108400, 130080, 135500, 150000, 162600, 169375, 203250, 216800, 271000, 300000, 325200, 338750, 406500, 508125, 542000, 650400, 677500, 813000, 846875, 1016250, 1084000, 1355000, 1626000, 1693750, 2032500, 2540625, 2710000, 3252000, 3387500, 4065000, 5081250, 5420000, 6775000, 8130000, 10162500, 13550000, 16260000, 20325000, 27100000, 40650000, 81300000]

約数ペア:

[(1, 81300000), (2, 40650000), (3, 27100000), (4, 20325000), (5, 16260000), (6, 13550000), (8, 10162500), (10, 8130000), (12, 6775000), (15, 5420000), (16, 5081250), (20, 4065000), (24, 3387500), (25, 3252000), (30, 2710000), (32, 2540625), (40, 2032500), (48, 1693750), (50, 1626000), (60, 1355000), (75, 1084000), (80, 1016250), (96, 846875), (100, 813000), (120, 677500), (125, 650400), (150, 542000), (160, 508125), (200, 406500), (240, 338750), (250, 325200), (271, 300000), (300, 271000), (375, 216800), (400, 203250), (480, 169375), (500, 162600), (542, 150000), (600, 135500), (625, 130080), (750, 108400), (800, 101625), (813, 100000), (1000, 81300), (1084, 75000), (1200, 67750), (1250, 65040), (1355, 60000), (1500, 54200), (1626, 50000), (1875, 43360), (2000, 40650), (2168, 37500), (2400, 33875), (2500, 32520), (2710, 30000), (3000, 27100), (3125, 26016), (3252, 25000), (3750, 21680), (4000, 20325), (4065, 20000), (4336, 18750), (5000, 16260), (5420, 15000), (6000, 13550), (6250, 13008), (6504, 12500), (6775, 12000), (7500, 10840), (8130, 10000), (8672, 9375)]