65179980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11681}}^1$

素因数の和:11727

約数の個数: 72

約数和(自身を含む): 204107904

約数和(自身を除く): 138927924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11681, 23362, 35043, 46724, 58405, 70086, 105129, 116810, 140172, 175215, 210258, 233620, 350430, 362111, 420516, 525645, 700860, 724222, 1051290, 1086333, 1448444, 1810555, 2102580, 2172666, 3258999, 3621110, 4345332, 5431665, 6517998, 7242220, 10863330, 13035996, 16294995, 21726660, 32589990, 65179980]

約数ペア:

[(1, 65179980), (2, 32589990), (3, 21726660), (4, 16294995), (5, 13035996), (6, 10863330), (9, 7242220), (10, 6517998), (12, 5431665), (15, 4345332), (18, 3621110), (20, 3258999), (30, 2172666), (31, 2102580), (36, 1810555), (45, 1448444), (60, 1086333), (62, 1051290), (90, 724222), (93, 700860), (124, 525645), (155, 420516), (180, 362111), (186, 350430), (279, 233620), (310, 210258), (372, 175215), (465, 140172), (558, 116810), (620, 105129), (930, 70086), (1116, 58405), (1395, 46724), (1860, 35043), (2790, 23362), (5580, 11681)]