90681965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 35600275

約数列:

[1, 5, 11, 19, 55, 95, 107, 209, 535, 811, 1045, 1177, 2033, 4055, 5885, 8921, 10165, 15409, 22363, 44605, 77045, 86777, 111815, 169499, 433885, 847495, 954547, 1648763, 4772735, 8243815, 18136393, 90681965]

約数ペア:

[(1, 90681965), (5, 18136393), (11, 8243815), (19, 4772735), (55, 1648763), (95, 954547), (107, 847495), (209, 433885), (535, 169499), (811, 111815), (1045, 86777), (1177, 77045), (2033, 44605), (4055, 22363), (5885, 15409), (8921, 10165)]