25556280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{212969}}^1$

素因数の和:212983

約数の個数: 32

約数和(自身を含む): 76669200

約数和(自身を除く): 51112920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 212969, 425938, 638907, 851876, 1064845, 1277814, 1703752, 2129690, 2555628, 3194535, 4259380, 5111256, 6389070, 8518760, 12778140, 25556280]

約数ペア:

[(1, 25556280), (2, 12778140), (3, 8518760), (4, 6389070), (5, 5111256), (6, 4259380), (8, 3194535), (10, 2555628), (12, 2129690), (15, 1703752), (20, 1277814), (24, 1064845), (30, 851876), (40, 638907), (60, 425938), (120, 212969)]