81664156

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 167795712

約数和(自身を除く): 86131556

約数列:

[1, 2, 4, 7, 14, 28, 67, 101, 134, 202, 268, 404, 431, 469, 707, 862, 938, 1414, 1724, 1876, 2828, 3017, 6034, 6767, 12068, 13534, 27068, 28877, 43531, 47369, 57754, 87062, 94738, 115508, 174124, 189476, 202139, 304717, 404278, 609434, 808556, 1218868, 2916577, 5833154, 11666308, 20416039, 40832078, 81664156]

約数ペア:

[(1, 81664156), (2, 40832078), (4, 20416039), (7, 11666308), (14, 5833154), (28, 2916577), (67, 1218868), (101, 808556), (134, 609434), (202, 404278), (268, 304717), (404, 202139), (431, 189476), (469, 174124), (707, 115508), (862, 94738), (938, 87062), (1414, 57754), (1724, 47369), (1876, 43531), (2828, 28877), (3017, 27068), (6034, 13534), (6767, 12068)]