72161872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{739}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 148651200

約数和(自身を除く): 76489328

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 359, 718, 739, 1436, 1478, 2872, 2956, 5744, 5912, 6103, 11824, 12206, 12563, 24412, 25126, 48824, 50252, 97648, 100504, 201008, 265301, 530602, 1061204, 2122408, 4244816, 4510117, 9020234, 18040468, 36080936, 72161872]

約数ペア:

[(1, 72161872), (2, 36080936), (4, 18040468), (8, 9020234), (16, 4510117), (17, 4244816), (34, 2122408), (68, 1061204), (136, 530602), (272, 265301), (359, 201008), (718, 100504), (739, 97648), (1436, 50252), (1478, 48824), (2872, 25126), (2956, 24412), (5744, 12563), (5912, 12206), (6103, 11824)]