152880625

素因数分解:

$5^4\times {\mathrm{331}}^1\times {\mathrm{739}}^1$

素因数の和:1090

約数の個数: 20

約数和(自身を含む): 191876080

約数和(自身を除く): 38995455

約数列:

[1, 5, 25, 125, 331, 625, 739, 1655, 3695, 8275, 18475, 41375, 92375, 206875, 244609, 461875, 1223045, 6115225, 30576125, 152880625]

約数ペア:

[(1, 152880625), (5, 30576125), (25, 6115225), (125, 1223045), (331, 461875), (625, 244609), (739, 206875), (1655, 92375), (3695, 41375), (8275, 18475)]