161161870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 323606016

約数和(自身を除く): 162444146

約数列:

[1, 2, 5, 10, 17, 31, 34, 53, 62, 85, 106, 155, 170, 265, 310, 527, 530, 577, 901, 1054, 1154, 1643, 1802, 2635, 2885, 3286, 4505, 5270, 5770, 8215, 9010, 9809, 16430, 17887, 19618, 27931, 30581, 35774, 49045, 55862, 61162, 89435, 98090, 139655, 152905, 178870, 279310, 304079, 305810, 519877, 608158, 948011, 1039754, 1520395, 1896022, 2599385, 3040790, 4740055, 5198770, 9480110, 16116187, 32232374, 80580935, 161161870]

約数ペア:

[(1, 161161870), (2, 80580935), (5, 32232374), (10, 16116187), (17, 9480110), (31, 5198770), (34, 4740055), (53, 3040790), (62, 2599385), (85, 1896022), (106, 1520395), (155, 1039754), (170, 948011), (265, 608158), (310, 519877), (527, 305810), (530, 304079), (577, 279310), (901, 178870), (1054, 152905), (1154, 139655), (1643, 98090), (1802, 89435), (2635, 61162), (2885, 55862), (3286, 49045), (4505, 35774), (5270, 30581), (5770, 27931), (8215, 19618), (9010, 17887), (9809, 16430)]