55646960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 133866432

約数和(自身を除く): 78219472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 97, 101, 142, 194, 202, 284, 355, 388, 404, 485, 505, 568, 710, 776, 808, 970, 1010, 1136, 1420, 1552, 1616, 1940, 2020, 2840, 3880, 4040, 5680, 6887, 7171, 7760, 8080, 9797, 13774, 14342, 19594, 27548, 28684, 34435, 35855, 39188, 48985, 55096, 57368, 68870, 71710, 78376, 97970, 110192, 114736, 137740, 143420, 156752, 195940, 275480, 286840, 391880, 550960, 573680, 695587, 783760, 1391174, 2782348, 3477935, 5564696, 6955870, 11129392, 13911740, 27823480, 55646960]

約数ペア:

[(1, 55646960), (2, 27823480), (4, 13911740), (5, 11129392), (8, 6955870), (10, 5564696), (16, 3477935), (20, 2782348), (40, 1391174), (71, 783760), (80, 695587), (97, 573680), (101, 550960), (142, 391880), (194, 286840), (202, 275480), (284, 195940), (355, 156752), (388, 143420), (404, 137740), (485, 114736), (505, 110192), (568, 97970), (710, 78376), (776, 71710), (808, 68870), (970, 57368), (1010, 55096), (1136, 48985), (1420, 39188), (1552, 35855), (1616, 34435), (1940, 28684), (2020, 27548), (2840, 19594), (3880, 14342), (4040, 13774), (5680, 9797), (6887, 8080), (7171, 7760)]