156744327890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{220766659}}^1$

素因数の和:220766737

約数の個数: 16

約数和(自身を含む): 286113591360

約数和(自身を除く): 129369263470

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 220766659, 441533318, 1103833295, 2207666590, 15674432789, 31348865578, 78372163945, 156744327890]

約数ペア:

[(1, 156744327890), (2, 78372163945), (5, 31348865578), (10, 15674432789), (71, 2207666590), (142, 1103833295), (355, 441533318), (710, 220766659)]