315511573225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{228181}}^1$

素因数の和:228322

約数の個数: 48

約数和(自身を含む): 427813868160

約数和(自身を除く): 112302294935

約数列:

[1, 5, 19, 25, 41, 71, 95, 205, 355, 475, 779, 1025, 1349, 1775, 2911, 3895, 6745, 14555, 19475, 33725, 55309, 72775, 228181, 276545, 1140905, 1382725, 4335439, 5704525, 9355421, 16200851, 21677195, 46777105, 81004255, 108385975, 177752999, 233885525, 307816169, 405021275, 664234891, 888764995, 1539080845, 3321174455, 4443824975, 7695404225, 12620462929, 16605872275, 63102314645, 315511573225]

約数ペア:

[(1, 315511573225), (5, 63102314645), (19, 16605872275), (25, 12620462929), (41, 7695404225), (71, 4443824975), (95, 3321174455), (205, 1539080845), (355, 888764995), (475, 664234891), (779, 405021275), (1025, 307816169), (1349, 233885525), (1775, 177752999), (2911, 108385975), (3895, 81004255), (6745, 46777105), (14555, 21677195), (19475, 16200851), (33725, 9355421), (55309, 5704525), (72775, 4335439), (228181, 1382725), (276545, 1140905)]