87687472

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:661

約数の個数: 40

約数和(自身を含む): 173471040

約数和(自身を除く): 85783568

約数列:

[1, 2, 4, 8, 16, 79, 158, 173, 316, 346, 401, 632, 692, 802, 1264, 1384, 1604, 2768, 3208, 6416, 13667, 27334, 31679, 54668, 63358, 69373, 109336, 126716, 138746, 218672, 253432, 277492, 506864, 554984, 1109968, 5480467, 10960934, 21921868, 43843736, 87687472]

約数ペア:

[(1, 87687472), (2, 43843736), (4, 21921868), (8, 10960934), (16, 5480467), (79, 1109968), (158, 554984), (173, 506864), (316, 277492), (346, 253432), (401, 218672), (632, 138746), (692, 126716), (802, 109336), (1264, 69373), (1384, 63358), (1604, 54668), (2768, 31679), (3208, 27334), (6416, 13667)]