655297490

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{402023}}^1$

素因数の和:402193

約数の個数: 16

約数和(自身を含む): 1186774848

約数和(自身を除く): 531477358

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 402023, 804046, 2010115, 4020230, 65529749, 131059498, 327648745, 655297490]

約数ペア:

[(1, 655297490), (2, 327648745), (5, 131059498), (10, 65529749), (163, 4020230), (326, 2010115), (815, 804046), (1630, 402023)]