156720040210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{220732451}}^1$

素因数の和:220732529

約数の個数: 16

約数和(自身を含む): 286069257792

約数和(自身を除く): 129349217582

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 220732451, 441464902, 1103662255, 2207324510, 15672004021, 31344008042, 78360020105, 156720040210]

約数ペア:

[(1, 156720040210), (2, 78360020105), (5, 31344008042), (10, 15672004021), (71, 2207324510), (142, 1103662255), (355, 441464902), (710, 220732451)]