77773904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2239}}^1$

素因数の和:2427

約数の個数: 40

約数和(自身を含む): 163322880

約数和(自身を除く): 85548976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 1336, 2171, 2239, 2672, 4342, 4478, 8684, 8956, 17368, 17912, 29107, 34736, 35824, 58214, 116428, 232856, 373913, 465712, 747826, 1495652, 2991304, 4860869, 5982608, 9721738, 19443476, 38886952, 77773904]

約数ペア:

[(1, 77773904), (2, 38886952), (4, 19443476), (8, 9721738), (13, 5982608), (16, 4860869), (26, 2991304), (52, 1495652), (104, 747826), (167, 465712), (208, 373913), (334, 232856), (668, 116428), (1336, 58214), (2171, 35824), (2239, 34736), (2672, 29107), (4342, 17912), (4478, 17368), (8684, 8956)]