28065200

素因数分解:

$2^4\times 5^2\times {\mathrm{70163}}^1$

素因数の和:70181

約数の個数: 30

約数和(自身を含む): 67427604

約数和(自身を除く): 39362404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 70163, 140326, 280652, 350815, 561304, 701630, 1122608, 1403260, 1754075, 2806520, 3508150, 5613040, 7016300, 14032600, 28065200]

約数ペア:

[(1, 28065200), (2, 14032600), (4, 7016300), (5, 5613040), (8, 3508150), (10, 2806520), (16, 1754075), (20, 1403260), (25, 1122608), (40, 701630), (50, 561304), (80, 350815), (100, 280652), (200, 140326), (400, 70163)]