25424740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 58685760

約数和(自身を除く): 33261020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 709, 815, 1418, 1630, 1793, 2836, 3260, 3545, 3586, 7090, 7172, 7799, 8965, 14180, 15598, 17930, 31196, 35860, 38995, 77990, 115567, 155980, 231134, 462268, 577835, 1155670, 1271237, 2311340, 2542474, 5084948, 6356185, 12712370, 25424740]

約数ペア:

[(1, 25424740), (2, 12712370), (4, 6356185), (5, 5084948), (10, 2542474), (11, 2311340), (20, 1271237), (22, 1155670), (44, 577835), (55, 462268), (110, 231134), (163, 155980), (220, 115567), (326, 77990), (652, 38995), (709, 35860), (815, 31196), (1418, 17930), (1630, 15598), (1793, 14180), (2836, 8965), (3260, 7799), (3545, 7172), (3586, 7090)]