78009200

素因数分解:

$2^4\times 5^2\times {\mathrm{195023}}^1$

素因数の和:195041

約数の個数: 30

約数和(自身を含む): 187418064

約数和(自身を除く): 109408864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 195023, 390046, 780092, 975115, 1560184, 1950230, 3120368, 3900460, 4875575, 7800920, 9751150, 15601840, 19502300, 39004600, 78009200]

約数ペア:

[(1, 78009200), (2, 39004600), (4, 19502300), (5, 15601840), (8, 9751150), (10, 7800920), (16, 4875575), (20, 3900460), (25, 3120368), (40, 1950230), (50, 1560184), (80, 975115), (100, 780092), (200, 390046), (400, 195023)]