64453340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14851}}^1$

素因数の和:14898

約数の個数: 48

約数和(自身を含む): 159688704

約数和(自身を除く): 95235364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 14851, 29702, 59404, 74255, 103957, 148510, 207914, 297020, 415828, 460381, 519785, 920762, 1039570, 1841524, 2079140, 2301905, 3222667, 4603810, 6445334, 9207620, 12890668, 16113335, 32226670, 64453340]

約数ペア:

[(1, 64453340), (2, 32226670), (4, 16113335), (5, 12890668), (7, 9207620), (10, 6445334), (14, 4603810), (20, 3222667), (28, 2301905), (31, 2079140), (35, 1841524), (62, 1039570), (70, 920762), (124, 519785), (140, 460381), (155, 415828), (217, 297020), (310, 207914), (434, 148510), (620, 103957), (868, 74255), (1085, 59404), (2170, 29702), (4340, 14851)]