26731875

素因数分解:

$3^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 45547920

約数和(自身を除く): 18816045

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 269, 375, 625, 795, 807, 1325, 1345, 1875, 3975, 4035, 6625, 6725, 14257, 19875, 20175, 33125, 33625, 42771, 71285, 99375, 100875, 168125, 213855, 356425, 504375, 1069275, 1782125, 5346375, 8910625, 26731875]

約数ペア:

[(1, 26731875), (3, 8910625), (5, 5346375), (15, 1782125), (25, 1069275), (53, 504375), (75, 356425), (125, 213855), (159, 168125), (265, 100875), (269, 99375), (375, 71285), (625, 42771), (795, 33625), (807, 33125), (1325, 20175), (1345, 19875), (1875, 14257), (3975, 6725), (4035, 6625)]