68160620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 156715776

約数和(自身を除く): 88555156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 491, 631, 982, 1262, 1964, 2455, 2524, 3155, 4910, 5401, 6310, 6941, 9820, 10802, 12620, 13882, 21604, 27005, 27764, 34705, 54010, 69410, 108020, 138820, 309821, 619642, 1239284, 1549105, 3098210, 3408031, 6196420, 6816062, 13632124, 17040155, 34080310, 68160620]

約数ペア:

[(1, 68160620), (2, 34080310), (4, 17040155), (5, 13632124), (10, 6816062), (11, 6196420), (20, 3408031), (22, 3098210), (44, 1549105), (55, 1239284), (110, 619642), (220, 309821), (491, 138820), (631, 108020), (982, 69410), (1262, 54010), (1964, 34705), (2455, 27764), (2524, 27005), (3155, 21604), (4910, 13882), (5401, 12620), (6310, 10802), (6941, 9820)]