778000160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1381}}^1$

素因数の和:1906

約数の個数: 96

約数和(自身を含む): 2106300672

約数和(自身を除く): 1328300512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 503, 560, 1006, 1120, 1381, 2012, 2515, 2762, 3521, 4024, 5030, 5524, 6905, 7042, 8048, 9667, 10060, 11048, 13810, 14084, 16096, 17605, 19334, 20120, 22096, 27620, 28168, 35210, 38668, 40240, 44192, 48335, 55240, 56336, 70420, 77336, 80480, 96670, 110480, 112672, 140840, 154672, 193340, 220960, 281680, 309344, 386680, 563360, 694643, 773360, 1389286, 1546720, 2778572, 3473215, 4862501, 5557144, 6946430, 9725002, 11114288, 13892860, 19450004, 22228576, 24312505, 27785720, 38900008, 48625010, 55571440, 77800016, 97250020, 111142880, 155600032, 194500040, 389000080, 778000160]

約数ペア:

[(1, 778000160), (2, 389000080), (4, 194500040), (5, 155600032), (7, 111142880), (8, 97250020), (10, 77800016), (14, 55571440), (16, 48625010), (20, 38900008), (28, 27785720), (32, 24312505), (35, 22228576), (40, 19450004), (56, 13892860), (70, 11114288), (80, 9725002), (112, 6946430), (140, 5557144), (160, 4862501), (224, 3473215), (280, 2778572), (503, 1546720), (560, 1389286), (1006, 773360), (1120, 694643), (1381, 563360), (2012, 386680), (2515, 309344), (2762, 281680), (3521, 220960), (4024, 193340), (5030, 154672), (5524, 140840), (6905, 112672), (7042, 110480), (8048, 96670), (9667, 80480), (10060, 77336), (11048, 70420), (13810, 56336), (14084, 55240), (16096, 48335), (17605, 44192), (19334, 40240), (20120, 38668), (22096, 35210), (27620, 28168)]