49619960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2579}}^1$

素因数の和:2640

約数の個数: 64

約数和(自身を含む): 123530400

約数和(自身を除く): 73910440

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, 2579, 3848, 4810, 5158, 9620, 10316, 12895, 19240, 20632, 25790, 33527, 51580, 67054, 95423, 103160, 134108, 167635, 190846, 268216, 335270, 381692, 477115, 670540, 763384, 954230, 1240499, 1341080, 1908460, 2480998, 3816920, 4961996, 6202495, 9923992, 12404990, 24809980, 49619960]

約数ペア:

[(1, 49619960), (2, 24809980), (4, 12404990), (5, 9923992), (8, 6202495), (10, 4961996), (13, 3816920), (20, 2480998), (26, 1908460), (37, 1341080), (40, 1240499), (52, 954230), (65, 763384), (74, 670540), (104, 477115), (130, 381692), (148, 335270), (185, 268216), (260, 190846), (296, 167635), (370, 134108), (481, 103160), (520, 95423), (740, 67054), (962, 51580), (1480, 33527), (1924, 25790), (2405, 20632), (2579, 19240), (3848, 12895), (4810, 10316), (5158, 9620)]