66492920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1896

約数の個数: 64

約数和(自身を含む): 163477440

約数和(自身を除く): 96984520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1801, 1846, 2840, 3602, 3692, 4615, 7204, 7384, 9005, 9230, 14408, 18010, 18460, 23413, 36020, 36920, 46826, 72040, 93652, 117065, 127871, 187304, 234130, 255742, 468260, 511484, 639355, 936520, 1022968, 1278710, 1662323, 2557420, 3324646, 5114840, 6649292, 8311615, 13298584, 16623230, 33246460, 66492920]

約数ペア:

[(1, 66492920), (2, 33246460), (4, 16623230), (5, 13298584), (8, 8311615), (10, 6649292), (13, 5114840), (20, 3324646), (26, 2557420), (40, 1662323), (52, 1278710), (65, 1022968), (71, 936520), (104, 639355), (130, 511484), (142, 468260), (260, 255742), (284, 234130), (355, 187304), (520, 127871), (568, 117065), (710, 93652), (923, 72040), (1420, 46826), (1801, 36920), (1846, 36020), (2840, 23413), (3602, 18460), (3692, 18010), (4615, 14408), (7204, 9230), (7384, 9005)]