78571216

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 156668544

約数和(自身を除く): 78097328

約数列:

[1, 2, 4, 8, 16, 47, 94, 163, 188, 326, 376, 641, 652, 752, 1282, 1304, 2564, 2608, 5128, 7661, 10256, 15322, 30127, 30644, 60254, 61288, 104483, 120508, 122576, 208966, 241016, 417932, 482032, 835864, 1671728, 4910701, 9821402, 19642804, 39285608, 78571216]

約数ペア:

[(1, 78571216), (2, 39285608), (4, 19642804), (8, 9821402), (16, 4910701), (47, 1671728), (94, 835864), (163, 482032), (188, 417932), (326, 241016), (376, 208966), (641, 122576), (652, 120508), (752, 104483), (1282, 61288), (1304, 60254), (2564, 30644), (2608, 30127), (5128, 15322), (7661, 10256)]