77987724

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 187165440

約数和(自身を除く): 109177716

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 359, 421, 516, 718, 842, 1077, 1263, 1436, 1684, 2154, 2526, 4308, 5052, 15437, 18103, 30874, 36206, 46311, 54309, 61748, 72412, 92622, 108618, 151139, 185244, 217236, 302278, 453417, 604556, 906834, 1813668, 6498977, 12997954, 19496931, 25995908, 38993862, 77987724]

約数ペア:

[(1, 77987724), (2, 38993862), (3, 25995908), (4, 19496931), (6, 12997954), (12, 6498977), (43, 1813668), (86, 906834), (129, 604556), (172, 453417), (258, 302278), (359, 217236), (421, 185244), (516, 151139), (718, 108618), (842, 92622), (1077, 72412), (1263, 61748), (1436, 54309), (1684, 46311), (2154, 36206), (2526, 30874), (4308, 18103), (5052, 15437)]