25530980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41179}}^1$

素因数の和:41219

約数の個数: 24

約数和(自身を含む): 55345920

約数和(自身を除く): 29814940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 41179, 82358, 164716, 205895, 411790, 823580, 1276549, 2553098, 5106196, 6382745, 12765490, 25530980]

約数ペア:

[(1, 25530980), (2, 12765490), (4, 6382745), (5, 5106196), (10, 2553098), (20, 1276549), (31, 823580), (62, 411790), (124, 205895), (155, 164716), (310, 82358), (620, 41179)]