20347205625

素因数分解:

$3^2\times 5^4\times {\mathrm{3617281}}^1$

素因数の和:3617307

約数の個数: 30

約数和(自身を含む): 36726264146

約数和(自身を除く): 16379058521

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 5625, 3617281, 10851843, 18086405, 32555529, 54259215, 90432025, 162777645, 271296075, 452160125, 813888225, 1356480375, 2260800625, 4069441125, 6782401875, 20347205625]

約数ペア:

[(1, 20347205625), (3, 6782401875), (5, 4069441125), (9, 2260800625), (15, 1356480375), (25, 813888225), (45, 452160125), (75, 271296075), (125, 162777645), (225, 90432025), (375, 54259215), (625, 32555529), (1125, 18086405), (1875, 10851843), (5625, 3617281)]