187864225

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 238645440

約数和(自身を除く): 50781215

約数列:

[1, 5, 25, 71, 109, 355, 545, 971, 1775, 2725, 4855, 7739, 24275, 38695, 68941, 105839, 193475, 344705, 529195, 1723525, 2645975, 7514569, 37572845, 187864225]

約数ペア:

[(1, 187864225), (5, 37572845), (25, 7514569), (71, 2645975), (109, 1723525), (355, 529195), (545, 344705), (971, 193475), (1775, 105839), (2725, 68941), (4855, 38695), (7739, 24275)]