55614620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 121368576

約数和(自身を除く): 65753956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 331, 542, 620, 662, 1084, 1324, 1355, 1655, 2710, 3310, 5420, 6620, 8401, 10261, 16802, 20522, 33604, 41044, 42005, 51305, 84010, 89701, 102610, 168020, 179402, 205220, 358804, 448505, 897010, 1794020, 2780731, 5561462, 11122924, 13903655, 27807310, 55614620]

約数ペア:

[(1, 55614620), (2, 27807310), (4, 13903655), (5, 11122924), (10, 5561462), (20, 2780731), (31, 1794020), (62, 897010), (124, 448505), (155, 358804), (271, 205220), (310, 179402), (331, 168020), (542, 102610), (620, 89701), (662, 84010), (1084, 51305), (1324, 42005), (1355, 41044), (1655, 33604), (2710, 20522), (3310, 16802), (5420, 10261), (6620, 8401)]