285245584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{80669}}^1$

素因数の和:80707

約数の個数: 40

約数和(自身を含む): 630194040

約数和(自身を除く): 344948456

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 80669, 161338, 322676, 645352, 1048697, 1290704, 1371373, 2097394, 2742746, 4194788, 5485492, 8389576, 10970984, 16779152, 17827849, 21941968, 35655698, 71311396, 142622792, 285245584]

約数ペア:

[(1, 285245584), (2, 142622792), (4, 71311396), (8, 35655698), (13, 21941968), (16, 17827849), (17, 16779152), (26, 10970984), (34, 8389576), (52, 5485492), (68, 4194788), (104, 2742746), (136, 2097394), (208, 1371373), (221, 1290704), (272, 1048697), (442, 645352), (884, 322676), (1768, 161338), (3536, 80669)]