108069100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 245984256

約数和(自身を除く): 137915156

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 100, 124, 142, 155, 284, 310, 355, 491, 620, 710, 775, 982, 1420, 1550, 1775, 1964, 2201, 2455, 3100, 3550, 4402, 4910, 7100, 8804, 9820, 11005, 12275, 15221, 22010, 24550, 30442, 34861, 44020, 49100, 55025, 60884, 69722, 76105, 110050, 139444, 152210, 174305, 220100, 304420, 348610, 380525, 697220, 761050, 871525, 1080691, 1522100, 1743050, 2161382, 3486100, 4322764, 5403455, 10806910, 21613820, 27017275, 54034550, 108069100]

約数ペア:

[(1, 108069100), (2, 54034550), (4, 27017275), (5, 21613820), (10, 10806910), (20, 5403455), (25, 4322764), (31, 3486100), (50, 2161382), (62, 1743050), (71, 1522100), (100, 1080691), (124, 871525), (142, 761050), (155, 697220), (284, 380525), (310, 348610), (355, 304420), (491, 220100), (620, 174305), (710, 152210), (775, 139444), (982, 110050), (1420, 76105), (1550, 69722), (1775, 60884), (1964, 55025), (2201, 49100), (2455, 44020), (3100, 34861), (3550, 30442), (4402, 24550), (4910, 22010), (7100, 15221), (8804, 12275), (9820, 11005)]