87647545

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 112742784

約数和(自身を除く): 25095239

約数列:

[1, 5, 41, 43, 61, 163, 205, 215, 305, 815, 1763, 2501, 2623, 6683, 7009, 8815, 9943, 12505, 13115, 33415, 35045, 49715, 107543, 287369, 407663, 427549, 537715, 1436845, 2038315, 2137745, 17529509, 87647545]

約数ペア:

[(1, 87647545), (5, 17529509), (41, 2137745), (43, 2038315), (61, 1436845), (163, 537715), (205, 427549), (215, 407663), (305, 287369), (815, 107543), (1763, 49715), (2501, 35045), (2623, 33415), (6683, 13115), (7009, 12505), (8815, 9943)]