145008520

素因数分解:

$2^3\times 5^1\times {\mathrm{3625213}}^1$

素因数の和:3625224

約数の個数: 16

約数和(自身を含む): 326269260

約数和(自身を除く): 181260740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3625213, 7250426, 14500852, 18126065, 29001704, 36252130, 72504260, 145008520]

約数ペア:

[(1, 145008520), (2, 72504260), (4, 36252130), (5, 29001704), (8, 18126065), (10, 14500852), (20, 7250426), (40, 3625213)]