201913725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5051}}^1$

素因数の和:5118

約数の個数: 48

約数和(自身を含む): 368351424

約数和(自身を除く): 166437699

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1599, 2665, 3075, 5051, 7995, 13325, 15153, 25255, 39975, 65663, 75765, 126275, 196989, 207091, 328315, 378825, 621273, 984945, 1035455, 1641575, 2692183, 3106365, 4924725, 5177275, 8076549, 13460915, 15531825, 40382745, 67304575, 201913725]

約数ペア:

[(1, 201913725), (3, 67304575), (5, 40382745), (13, 15531825), (15, 13460915), (25, 8076549), (39, 5177275), (41, 4924725), (65, 3106365), (75, 2692183), (123, 1641575), (195, 1035455), (205, 984945), (325, 621273), (533, 378825), (615, 328315), (975, 207091), (1025, 196989), (1599, 126275), (2665, 75765), (3075, 65663), (5051, 39975), (7995, 25255), (13325, 15153)]