89907895

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 139092768

約数和(自身を除く): 49184873

約数列:

[1, 5, 7, 11, 35, 49, 55, 73, 77, 245, 365, 385, 457, 511, 539, 803, 2285, 2555, 2695, 3199, 3577, 4015, 5027, 5621, 15995, 17885, 22393, 25135, 28105, 33361, 35189, 39347, 111965, 166805, 175945, 196735, 233527, 246323, 366971, 1167635, 1231615, 1634689, 1834855, 2568797, 8173445, 12843985, 17981579, 89907895]

約数ペア:

[(1, 89907895), (5, 17981579), (7, 12843985), (11, 8173445), (35, 2568797), (49, 1834855), (55, 1634689), (73, 1231615), (77, 1167635), (245, 366971), (365, 246323), (385, 233527), (457, 196735), (511, 175945), (539, 166805), (803, 111965), (2285, 39347), (2555, 35189), (2695, 33361), (3199, 28105), (3577, 25135), (4015, 22393), (5027, 17885), (5621, 15995)]