31661330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2618

約数の個数: 32

約数和(自身を含む): 60350400

約数和(自身を除く): 28689070

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2494, 2539, 5078, 6235, 12470, 12695, 25390, 73631, 109177, 147262, 218354, 368155, 545885, 736310, 1091770, 3166133, 6332266, 15830665, 31661330]

約数ペア:

[(1, 31661330), (2, 15830665), (5, 6332266), (10, 3166133), (29, 1091770), (43, 736310), (58, 545885), (86, 368155), (145, 218354), (215, 147262), (290, 109177), (430, 73631), (1247, 25390), (2494, 12695), (2539, 12470), (5078, 6235)]