31684432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 71245440

約数和(自身を除く): 39561008

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 37, 46, 52, 74, 92, 104, 148, 179, 184, 208, 296, 299, 358, 368, 481, 592, 598, 716, 851, 962, 1196, 1432, 1702, 1924, 2327, 2392, 2864, 3404, 3848, 4117, 4654, 4784, 6623, 6808, 7696, 8234, 9308, 11063, 13246, 13616, 16468, 18616, 22126, 26492, 32936, 37232, 44252, 52984, 53521, 65872, 86099, 88504, 105968, 107042, 152329, 172198, 177008, 214084, 304658, 344396, 428168, 609316, 688792, 856336, 1218632, 1377584, 1980277, 2437264, 3960554, 7921108, 15842216, 31684432]

約数ペア:

[(1, 31684432), (2, 15842216), (4, 7921108), (8, 3960554), (13, 2437264), (16, 1980277), (23, 1377584), (26, 1218632), (37, 856336), (46, 688792), (52, 609316), (74, 428168), (92, 344396), (104, 304658), (148, 214084), (179, 177008), (184, 172198), (208, 152329), (296, 107042), (299, 105968), (358, 88504), (368, 86099), (481, 65872), (592, 53521), (598, 52984), (716, 44252), (851, 37232), (962, 32936), (1196, 26492), (1432, 22126), (1702, 18616), (1924, 16468), (2327, 13616), (2392, 13246), (2864, 11063), (3404, 9308), (3848, 8234), (4117, 7696), (4654, 6808), (4784, 6623)]