155002790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{500009}}^1$

素因数の和:500047

約数の個数: 16

約数和(自身を含む): 288005760

約数和(自身を除く): 133002970

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 500009, 1000018, 2500045, 5000090, 15500279, 31000558, 77501395, 155002790]

約数ペア:

[(1, 155002790), (2, 77501395), (5, 31000558), (10, 15500279), (31, 5000090), (62, 2500045), (155, 1000018), (310, 500009)]