25000012

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5449}}^1$

素因数の和:5521

約数の個数: 24

約数和(自身を含む): 46390400

約数和(自身を除く): 21390388

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 1147, 2294, 4588, 5449, 10898, 21796, 168919, 201613, 337838, 403226, 675676, 806452, 6250003, 12500006, 25000012]

約数ペア:

[(1, 25000012), (2, 12500006), (4, 6250003), (31, 806452), (37, 675676), (62, 403226), (74, 337838), (124, 201613), (148, 168919), (1147, 21796), (2294, 10898), (4588, 5449)]