25396580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{479}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 58544640

約数和(自身を除く): 33148060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 479, 482, 958, 964, 1205, 1916, 2395, 2410, 2651, 4790, 4820, 5269, 5302, 9580, 10538, 10604, 13255, 21076, 26345, 26510, 52690, 53020, 105380, 115439, 230878, 461756, 577195, 1154390, 1269829, 2308780, 2539658, 5079316, 6349145, 12698290, 25396580]

約数ペア:

[(1, 25396580), (2, 12698290), (4, 6349145), (5, 5079316), (10, 2539658), (11, 2308780), (20, 1269829), (22, 1154390), (44, 577195), (55, 461756), (110, 230878), (220, 115439), (241, 105380), (479, 53020), (482, 52690), (958, 26510), (964, 26345), (1205, 21076), (1916, 13255), (2395, 10604), (2410, 10538), (2651, 9580), (4790, 5302), (4820, 5269)]