87858595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 118195200

約数和(自身を除く): 30336605

約数列:

[1, 5, 11, 55, 71, 149, 151, 355, 745, 755, 781, 1639, 1661, 3905, 8195, 8305, 10579, 10721, 22499, 52895, 53605, 112495, 116369, 117931, 247489, 581845, 589655, 1237445, 1597429, 7987145, 17571719, 87858595]

約数ペア:

[(1, 87858595), (5, 17571719), (11, 7987145), (55, 1597429), (71, 1237445), (149, 589655), (151, 581845), (355, 247489), (745, 117931), (755, 116369), (781, 112495), (1639, 53605), (1661, 52895), (3905, 22499), (8195, 10721), (8305, 10579)]