25421450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^2\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 36

約数和(自身を含む): 48459138

約数和(自身を除く): 23037688

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 181, 265, 362, 530, 905, 1325, 1810, 2650, 2809, 4525, 5618, 9050, 9593, 14045, 19186, 28090, 47965, 70225, 95930, 140450, 239825, 479650, 508429, 1016858, 2542145, 5084290, 12710725, 25421450]

約数ペア:

[(1, 25421450), (2, 12710725), (5, 5084290), (10, 2542145), (25, 1016858), (50, 508429), (53, 479650), (106, 239825), (181, 140450), (265, 95930), (362, 70225), (530, 47965), (905, 28090), (1325, 19186), (1810, 14045), (2650, 9593), (2809, 9050), (4525, 5618)]