25438204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 25364996

約数列:

[1, 2, 4, 11, 22, 41, 44, 59, 82, 118, 164, 236, 239, 451, 478, 649, 902, 956, 1298, 1804, 2419, 2596, 2629, 4838, 5258, 9676, 9799, 10516, 14101, 19598, 26609, 28202, 39196, 53218, 56404, 106436, 107789, 155111, 215578, 310222, 431156, 578141, 620444, 1156282, 2312564, 6359551, 12719102, 25438204]

約数ペア:

[(1, 25438204), (2, 12719102), (4, 6359551), (11, 2312564), (22, 1156282), (41, 620444), (44, 578141), (59, 431156), (82, 310222), (118, 215578), (164, 155111), (236, 107789), (239, 106436), (451, 56404), (478, 53218), (649, 39196), (902, 28202), (956, 26609), (1298, 19598), (1804, 14101), (2419, 10516), (2596, 9799), (2629, 9676), (4838, 5258)]