61317880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3187}}^1$

素因数の和:3248

約数の個数: 64

約数和(自身を含む): 152641440

約数和(自身を除く): 91323560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3187, 3848, 4810, 6374, 9620, 12748, 15935, 19240, 25496, 31870, 41431, 63740, 82862, 117919, 127480, 165724, 207155, 235838, 331448, 414310, 471676, 589595, 828620, 943352, 1179190, 1532947, 1657240, 2358380, 3065894, 4716760, 6131788, 7664735, 12263576, 15329470, 30658940, 61317880]

約数ペア:

[(1, 61317880), (2, 30658940), (4, 15329470), (5, 12263576), (8, 7664735), (10, 6131788), (13, 4716760), (20, 3065894), (26, 2358380), (37, 1657240), (40, 1532947), (52, 1179190), (65, 943352), (74, 828620), (104, 589595), (130, 471676), (148, 414310), (185, 331448), (260, 235838), (296, 207155), (370, 165724), (481, 127480), (520, 117919), (740, 82862), (962, 63740), (1480, 41431), (1924, 31870), (2405, 25496), (3187, 19240), (3848, 15935), (4810, 12748), (6374, 9620)]