388295625

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{5051}}^1$

素因数の和:5115

約数の個数: 40

約数和(自身を含む): 662862816

約数和(自身を除く): 274567191

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 615, 625, 1025, 1875, 3075, 5051, 5125, 15153, 15375, 25255, 25625, 75765, 76875, 126275, 207091, 378825, 621273, 631375, 1035455, 1894125, 3106365, 3156875, 5177275, 9470625, 15531825, 25886375, 77659125, 129431875, 388295625]

約数ペア:

[(1, 388295625), (3, 129431875), (5, 77659125), (15, 25886375), (25, 15531825), (41, 9470625), (75, 5177275), (123, 3156875), (125, 3106365), (205, 1894125), (375, 1035455), (615, 631375), (625, 621273), (1025, 378825), (1875, 207091), (3075, 126275), (5051, 76875), (5125, 75765), (15153, 25625), (15375, 25255)]