30780650

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{6917}}^1$

素因数の和:7018

約数の個数: 24

約数和(自身を含む): 57903660

約数和(自身を除く): 27123010

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 6917, 13834, 34585, 69170, 172925, 345850, 615613, 1231226, 3078065, 6156130, 15390325, 30780650]

約数ペア:

[(1, 30780650), (2, 15390325), (5, 6156130), (10, 3078065), (25, 1231226), (50, 615613), (89, 345850), (178, 172925), (445, 69170), (890, 34585), (2225, 13834), (4450, 6917)]