31995250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 70087680

約数和(自身を除く): 38092430

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 70, 94, 125, 175, 235, 250, 329, 350, 389, 470, 658, 778, 875, 1175, 1645, 1750, 1945, 2350, 2723, 3290, 3890, 5446, 5875, 8225, 9725, 11750, 13615, 16450, 18283, 19450, 27230, 36566, 41125, 48625, 68075, 82250, 91415, 97250, 127981, 136150, 182830, 255962, 340375, 457075, 639905, 680750, 914150, 1279810, 2285375, 3199525, 4570750, 6399050, 15997625, 31995250]

約数ペア:

[(1, 31995250), (2, 15997625), (5, 6399050), (7, 4570750), (10, 3199525), (14, 2285375), (25, 1279810), (35, 914150), (47, 680750), (50, 639905), (70, 457075), (94, 340375), (125, 255962), (175, 182830), (235, 136150), (250, 127981), (329, 97250), (350, 91415), (389, 82250), (470, 68075), (658, 48625), (778, 41125), (875, 36566), (1175, 27230), (1645, 19450), (1750, 18283), (1945, 16450), (2350, 13615), (2723, 11750), (3290, 9725), (3890, 8225), (5446, 5875)]