142720745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{31751}}^1$

素因数の和:31816

約数の個数: 16

約数和(自身を含む): 182891520

約数和(自身を除く): 40170775

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 31751, 158755, 920779, 984281, 4603895, 4921405, 28544149, 142720745]

約数ペア:

[(1, 142720745), (5, 28544149), (29, 4921405), (31, 4603895), (145, 984281), (155, 920779), (899, 158755), (4495, 31751)]