81825200

素因数分解:

$2^4\times 5^2\times {\mathrm{204563}}^1$

素因数の和:204581

約数の個数: 30

約数和(自身を含む): 196586004

約数和(自身を除く): 114760804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 204563, 409126, 818252, 1022815, 1636504, 2045630, 3273008, 4091260, 5114075, 8182520, 10228150, 16365040, 20456300, 40912600, 81825200]

約数ペア:

[(1, 81825200), (2, 40912600), (4, 20456300), (5, 16365040), (8, 10228150), (10, 8182520), (16, 5114075), (20, 4091260), (25, 3273008), (40, 2045630), (50, 1636504), (80, 1022815), (100, 818252), (200, 409126), (400, 204563)]