90757688

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^2$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 198476880

約数和(自身を除く): 107719192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 149, 292, 298, 511, 584, 596, 1022, 1043, 1192, 2044, 2086, 4088, 4172, 8344, 10877, 21754, 22201, 43508, 44402, 76139, 87016, 88804, 152278, 155407, 177608, 304556, 310814, 609112, 621628, 1243256, 1620673, 3241346, 6482692, 11344711, 12965384, 22689422, 45378844, 90757688]

約数ペア:

[(1, 90757688), (2, 45378844), (4, 22689422), (7, 12965384), (8, 11344711), (14, 6482692), (28, 3241346), (56, 1620673), (73, 1243256), (146, 621628), (149, 609112), (292, 310814), (298, 304556), (511, 177608), (584, 155407), (596, 152278), (1022, 88804), (1043, 87016), (1192, 76139), (2044, 44402), (2086, 43508), (4088, 22201), (4172, 21754), (8344, 10877)]