30519375

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 52220784

約数和(自身を除く): 21701409

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 397, 615, 625, 1025, 1191, 1875, 1985, 3075, 5125, 5955, 9925, 15375, 16277, 25625, 29775, 48831, 49625, 76875, 81385, 148875, 244155, 248125, 406925, 744375, 1220775, 2034625, 6103875, 10173125, 30519375]

約数ペア:

[(1, 30519375), (3, 10173125), (5, 6103875), (15, 2034625), (25, 1220775), (41, 744375), (75, 406925), (123, 248125), (125, 244155), (205, 148875), (375, 81385), (397, 76875), (615, 49625), (625, 48831), (1025, 29775), (1191, 25625), (1875, 16277), (1985, 15375), (3075, 9925), (5125, 5955)]