78311068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 75429092

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 163, 179, 244, 326, 358, 652, 671, 716, 1342, 1793, 1969, 2684, 3586, 3938, 7172, 7876, 9943, 10919, 19886, 21838, 29177, 39772, 43676, 58354, 109373, 116708, 120109, 218746, 240218, 320947, 437492, 480436, 641894, 1283788, 1779797, 3559594, 7119188, 19577767, 39155534, 78311068]

約数ペア:

[(1, 78311068), (2, 39155534), (4, 19577767), (11, 7119188), (22, 3559594), (44, 1779797), (61, 1283788), (122, 641894), (163, 480436), (179, 437492), (244, 320947), (326, 240218), (358, 218746), (652, 120109), (671, 116708), (716, 109373), (1342, 58354), (1793, 43676), (1969, 39772), (2684, 29177), (3586, 21838), (3938, 19886), (7172, 10919), (7876, 9943)]