25122524

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 52555776

約数和(自身を除く): 27433252

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 103, 124, 206, 217, 281, 412, 434, 562, 721, 868, 1124, 1442, 1967, 2884, 3193, 3934, 6386, 7868, 8711, 12772, 17422, 22351, 28943, 34844, 44702, 57886, 60977, 89404, 115772, 121954, 202601, 243908, 405202, 810404, 897233, 1794466, 3588932, 6280631, 12561262, 25122524]

約数ペア:

[(1, 25122524), (2, 12561262), (4, 6280631), (7, 3588932), (14, 1794466), (28, 897233), (31, 810404), (62, 405202), (103, 243908), (124, 202601), (206, 121954), (217, 115772), (281, 89404), (412, 60977), (434, 57886), (562, 44702), (721, 34844), (868, 28943), (1124, 22351), (1442, 17422), (1967, 12772), (2884, 8711), (3193, 7868), (3934, 6386)]