153382520

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{12251}}^1$

素因数の和:12575

約数の個数: 32

約数和(自身を含む): 346241520

約数和(自身を除く): 192859000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12251, 12520, 24502, 49004, 61255, 98008, 122510, 245020, 490040, 3834563, 7669126, 15338252, 19172815, 30676504, 38345630, 76691260, 153382520]

約数ペア:

[(1, 153382520), (2, 76691260), (4, 38345630), (5, 30676504), (8, 19172815), (10, 15338252), (20, 7669126), (40, 3834563), (313, 490040), (626, 245020), (1252, 122510), (1565, 98008), (2504, 61255), (3130, 49004), (6260, 24502), (12251, 12520)]