289453060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3017

約数の個数: 72

約数和(自身を含む): 681133320

約数和(自身を除く): 391680260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 169, 260, 290, 338, 377, 580, 676, 754, 845, 1508, 1690, 1885, 2953, 3380, 3770, 4901, 5906, 7540, 9802, 11812, 14765, 19604, 24505, 29530, 38389, 49010, 59060, 76778, 85637, 98020, 153556, 171274, 191945, 342548, 383890, 428185, 499057, 767780, 856370, 998114, 1113281, 1712740, 1996228, 2226562, 2495285, 4453124, 4990570, 5566405, 9981140, 11132810, 14472653, 22265620, 28945306, 57890612, 72363265, 144726530, 289453060]

約数ペア:

[(1, 289453060), (2, 144726530), (4, 72363265), (5, 57890612), (10, 28945306), (13, 22265620), (20, 14472653), (26, 11132810), (29, 9981140), (52, 5566405), (58, 4990570), (65, 4453124), (116, 2495285), (130, 2226562), (145, 1996228), (169, 1712740), (260, 1113281), (290, 998114), (338, 856370), (377, 767780), (580, 499057), (676, 428185), (754, 383890), (845, 342548), (1508, 191945), (1690, 171274), (1885, 153556), (2953, 98020), (3380, 85637), (3770, 76778), (4901, 59060), (5906, 49010), (7540, 38389), (9802, 29530), (11812, 24505), (14765, 19604)]