156730725

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{9811}}^1$

素因数の和:9898

約数の個数: 36

約数和(自身を含む): 284704992

約数和(自身を除く): 127974267

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5325, 9811, 15975, 29433, 49055, 88299, 147165, 245275, 441495, 696581, 735825, 2089743, 2207475, 3482905, 6269229, 10448715, 17414525, 31346145, 52243575, 156730725]

約数ペア:

[(1, 156730725), (3, 52243575), (5, 31346145), (9, 17414525), (15, 10448715), (25, 6269229), (45, 3482905), (71, 2207475), (75, 2089743), (213, 735825), (225, 696581), (355, 441495), (639, 245275), (1065, 147165), (1775, 88299), (3195, 49055), (5325, 29433), (9811, 15975)]