64993670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:597

約数の個数: 64

約数和(自身を含む): 140562432

約数和(自身を除く): 75568762

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 61, 62, 70, 122, 155, 217, 305, 310, 427, 434, 491, 610, 854, 982, 1085, 1891, 2135, 2170, 2455, 3437, 3782, 4270, 4910, 6874, 9455, 13237, 15221, 17185, 18910, 26474, 29951, 30442, 34370, 59902, 66185, 76105, 106547, 132370, 149755, 152210, 209657, 213094, 299510, 419314, 532735, 928481, 1048285, 1065470, 1856962, 2096570, 4642405, 6499367, 9284810, 12998734, 32496835, 64993670]

約数ペア:

[(1, 64993670), (2, 32496835), (5, 12998734), (7, 9284810), (10, 6499367), (14, 4642405), (31, 2096570), (35, 1856962), (61, 1065470), (62, 1048285), (70, 928481), (122, 532735), (155, 419314), (217, 299510), (305, 213094), (310, 209657), (427, 152210), (434, 149755), (491, 132370), (610, 106547), (854, 76105), (982, 66185), (1085, 59902), (1891, 34370), (2135, 30442), (2170, 29951), (2455, 26474), (3437, 18910), (3782, 17185), (4270, 15221), (4910, 13237), (6874, 9455)]