25086420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139369}}^1$

素因数の和:139384

約数の個数: 36

約数和(自身を含む): 76096020

約数和(自身を除く): 51009600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139369, 278738, 418107, 557476, 696845, 836214, 1254321, 1393690, 1672428, 2090535, 2508642, 2787380, 4181070, 5017284, 6271605, 8362140, 12543210, 25086420]

約数ペア:

[(1, 25086420), (2, 12543210), (3, 8362140), (4, 6271605), (5, 5017284), (6, 4181070), (9, 2787380), (10, 2508642), (12, 2090535), (15, 1672428), (18, 1393690), (20, 1254321), (30, 836214), (36, 696845), (45, 557476), (60, 418107), (90, 278738), (180, 139369)]