3896156875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20849}}^1$

素因数の和:20905

約数の個数: 40

約数和(自身を含む): 5471373600

約数和(自身を除く): 1575216725

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 575, 625, 1495, 1625, 2875, 7475, 8125, 14375, 20849, 37375, 104245, 186875, 271037, 479527, 521225, 1355185, 2397635, 2606125, 6233851, 6775925, 11988175, 13030625, 31169255, 33879625, 59940875, 155846275, 169398125, 299704375, 779231375, 3896156875]

約数ペア:

[(1, 3896156875), (5, 779231375), (13, 299704375), (23, 169398125), (25, 155846275), (65, 59940875), (115, 33879625), (125, 31169255), (299, 13030625), (325, 11988175), (575, 6775925), (625, 6233851), (1495, 2606125), (1625, 2397635), (2875, 1355185), (7475, 521225), (8125, 479527), (14375, 271037), (20849, 186875), (37375, 104245)]