31962320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 81317712

約数和(自身を除く): 49355392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 421, 520, 584, 730, 842, 949, 1040, 1168, 1460, 1684, 1898, 2105, 2920, 3368, 3796, 4210, 4745, 5473, 5840, 6736, 7592, 8420, 9490, 10946, 15184, 16840, 18980, 21892, 27365, 30733, 33680, 37960, 43784, 54730, 61466, 75920, 87568, 109460, 122932, 153665, 218920, 245864, 307330, 399529, 437840, 491728, 614660, 799058, 1229320, 1598116, 1997645, 2458640, 3196232, 3995290, 6392464, 7990580, 15981160, 31962320]

約数ペア:

[(1, 31962320), (2, 15981160), (4, 7990580), (5, 6392464), (8, 3995290), (10, 3196232), (13, 2458640), (16, 1997645), (20, 1598116), (26, 1229320), (40, 799058), (52, 614660), (65, 491728), (73, 437840), (80, 399529), (104, 307330), (130, 245864), (146, 218920), (208, 153665), (260, 122932), (292, 109460), (365, 87568), (421, 75920), (520, 61466), (584, 54730), (730, 43784), (842, 37960), (949, 33680), (1040, 30733), (1168, 27365), (1460, 21892), (1684, 18980), (1898, 16840), (2105, 15184), (2920, 10946), (3368, 9490), (3796, 8420), (4210, 7592), (4745, 6736), (5473, 5840)]