20115225825

素因数分解:

$3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{810281}}^1$

素因数の和:810625

約数の個数: 24

約数和(自身を含む): 33357689376

約数和(自身を除く): 13242463551

約数列:

[1, 3, 5, 15, 25, 75, 331, 993, 1655, 4965, 8275, 24825, 810281, 2430843, 4051405, 12154215, 20257025, 60771075, 268203011, 804609033, 1341015055, 4023045165, 6705075275, 20115225825]

約数ペア:

[(1, 20115225825), (3, 6705075275), (5, 4023045165), (15, 1341015055), (25, 804609033), (75, 268203011), (331, 60771075), (993, 20257025), (1655, 12154215), (4965, 4051405), (8275, 2430843), (24825, 810281)]