64498125

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 110214720

約数和(自身を除く): 45716595

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 615, 625, 839, 1025, 1875, 2517, 3075, 4195, 5125, 12585, 15375, 20975, 25625, 34399, 62925, 76875, 103197, 104875, 171995, 314625, 515985, 524375, 859975, 1573125, 2579925, 4299875, 12899625, 21499375, 64498125]

約数ペア:

[(1, 64498125), (3, 21499375), (5, 12899625), (15, 4299875), (25, 2579925), (41, 1573125), (75, 859975), (123, 524375), (125, 515985), (205, 314625), (375, 171995), (615, 104875), (625, 103197), (839, 76875), (1025, 62925), (1875, 34399), (2517, 25625), (3075, 20975), (4195, 15375), (5125, 12585)]