22230100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 50996736

約数和(自身を除く): 28766636

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 100, 101, 124, 142, 155, 202, 284, 310, 355, 404, 505, 620, 710, 775, 1010, 1420, 1550, 1775, 2020, 2201, 2525, 3100, 3131, 3550, 4402, 5050, 6262, 7100, 7171, 8804, 10100, 11005, 12524, 14342, 15655, 22010, 28684, 31310, 35855, 44020, 55025, 62620, 71710, 78275, 110050, 143420, 156550, 179275, 220100, 222301, 313100, 358550, 444602, 717100, 889204, 1111505, 2223010, 4446020, 5557525, 11115050, 22230100]

約数ペア:

[(1, 22230100), (2, 11115050), (4, 5557525), (5, 4446020), (10, 2223010), (20, 1111505), (25, 889204), (31, 717100), (50, 444602), (62, 358550), (71, 313100), (100, 222301), (101, 220100), (124, 179275), (142, 156550), (155, 143420), (202, 110050), (284, 78275), (310, 71710), (355, 62620), (404, 55025), (505, 44020), (620, 35855), (710, 31310), (775, 28684), (1010, 22010), (1420, 15655), (1550, 14342), (1775, 12524), (2020, 11005), (2201, 10100), (2525, 8804), (3100, 7171), (3131, 7100), (3550, 6262), (4402, 5050)]