78502000

素因数分解:

$2^4\times 5^3\times {\mathrm{39251}}^1$

素因数の和:39274

約数の個数: 40

約数和(自身を含む): 189822672

約数和(自身を除く): 111320672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 39251, 78502, 157004, 196255, 314008, 392510, 628016, 785020, 981275, 1570040, 1962550, 3140080, 3925100, 4906375, 7850200, 9812750, 15700400, 19625500, 39251000, 78502000]

約数ペア:

[(1, 78502000), (2, 39251000), (4, 19625500), (5, 15700400), (8, 9812750), (10, 7850200), (16, 4906375), (20, 3925100), (25, 3140080), (40, 1962550), (50, 1570040), (80, 981275), (100, 785020), (125, 628016), (200, 392510), (250, 314008), (400, 196255), (500, 157004), (1000, 78502), (2000, 39251)]