156600020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{59771}}^1$

素因数の和:59911

約数の個数: 24

約数和(自身を含む): 331375968

約数和(自身を除く): 174775948

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 59771, 119542, 239084, 298855, 597710, 1195420, 7830001, 15660002, 31320004, 39150005, 78300010, 156600020]

約数ペア:

[(1, 156600020), (2, 78300010), (4, 39150005), (5, 31320004), (10, 15660002), (20, 7830001), (131, 1195420), (262, 597710), (524, 298855), (655, 239084), (1310, 119542), (2620, 59771)]