225688045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 303730560

約数和(自身を除く): 78042515

約数列:

[1, 5, 11, 53, 55, 139, 265, 557, 583, 695, 1529, 2785, 2915, 6127, 7367, 7645, 29521, 30635, 36835, 77423, 81037, 147605, 324731, 387115, 405185, 851653, 1623655, 4103419, 4258265, 20517095, 45137609, 225688045]

約数ペア:

[(1, 225688045), (5, 45137609), (11, 20517095), (53, 4258265), (55, 4103419), (139, 1623655), (265, 851653), (557, 405185), (583, 387115), (695, 324731), (1529, 147605), (2785, 81037), (2915, 77423), (6127, 36835), (7367, 30635), (7645, 29521)]