2600800

素因数分解:

$2^5\times 5^2\times {\mathrm{3251}}^1$

素因数の和:3271

約数の個数: 36

約数和(自身を含む): 6351156

約数和(自身を除く): 3750356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 3251, 6502, 13004, 16255, 26008, 32510, 52016, 65020, 81275, 104032, 130040, 162550, 260080, 325100, 520160, 650200, 1300400, 2600800]

約数ペア:

[(1, 2600800), (2, 1300400), (4, 650200), (5, 520160), (8, 325100), (10, 260080), (16, 162550), (20, 130040), (25, 104032), (32, 81275), (40, 65020), (50, 52016), (80, 32510), (100, 26008), (160, 16255), (200, 13004), (400, 6502), (800, 3251)]