53157820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2371}}^1$

素因数の和:2458

約数の個数: 48

約数和(自身を含む): 119548800

約数和(自身を除く): 66390980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 2371, 4484, 4742, 5605, 9484, 11210, 11855, 22420, 23710, 45049, 47420, 90098, 139889, 180196, 225245, 279778, 450490, 559556, 699445, 900980, 1398890, 2657891, 2797780, 5315782, 10631564, 13289455, 26578910, 53157820]

約数ペア:

[(1, 53157820), (2, 26578910), (4, 13289455), (5, 10631564), (10, 5315782), (19, 2797780), (20, 2657891), (38, 1398890), (59, 900980), (76, 699445), (95, 559556), (118, 450490), (190, 279778), (236, 225245), (295, 180196), (380, 139889), (590, 90098), (1121, 47420), (1180, 45049), (2242, 23710), (2371, 22420), (4484, 11855), (4742, 11210), (5605, 9484)]