2600851240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{35983}}^1$

素因数の和:36146

約数の個数: 64

約数和(自身を含む): 6347577600

約数和(自身を除く): 3746726360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1807, 2780, 3614, 5560, 7228, 9035, 14456, 18070, 35983, 36140, 71966, 72280, 143932, 179915, 287864, 359830, 467779, 719660, 935558, 1439320, 1871116, 2338895, 3742232, 4677790, 5001637, 9355580, 10003274, 18711160, 20006548, 25008185, 40013096, 50016370, 65021281, 100032740, 130042562, 200065480, 260085124, 325106405, 520170248, 650212810, 1300425620, 2600851240]

約数ペア:

[(1, 2600851240), (2, 1300425620), (4, 650212810), (5, 520170248), (8, 325106405), (10, 260085124), (13, 200065480), (20, 130042562), (26, 100032740), (40, 65021281), (52, 50016370), (65, 40013096), (104, 25008185), (130, 20006548), (139, 18711160), (260, 10003274), (278, 9355580), (520, 5001637), (556, 4677790), (695, 3742232), (1112, 2338895), (1390, 1871116), (1807, 1439320), (2780, 935558), (3614, 719660), (5560, 467779), (7228, 359830), (9035, 287864), (14456, 179915), (18070, 143932), (35983, 72280), (36140, 71966)]