180813568

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{54331}}^1$

素因数の和:54360

約数の個数: 36

約数和(自身を含む): 388691128

約数和(自身を除く): 207877560

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 54331, 108662, 217324, 434648, 706303, 869296, 1412606, 1738592, 2825212, 3477184, 5650424, 6954368, 11300848, 13908736, 22601696, 45203392, 90406784, 180813568]

約数ペア:

[(1, 180813568), (2, 90406784), (4, 45203392), (8, 22601696), (13, 13908736), (16, 11300848), (26, 6954368), (32, 5650424), (52, 3477184), (64, 2825212), (104, 1738592), (128, 1412606), (208, 869296), (256, 706303), (416, 434648), (832, 217324), (1664, 108662), (3328, 54331)]