66081200

素因数分解:

$2^4\times 5^2\times {\mathrm{165203}}^1$

素因数の和:165221

約数の個数: 30

約数和(自身を含む): 158761044

約数和(自身を除く): 92679844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 165203, 330406, 660812, 826015, 1321624, 1652030, 2643248, 3304060, 4130075, 6608120, 8260150, 13216240, 16520300, 33040600, 66081200]

約数ペア:

[(1, 66081200), (2, 33040600), (4, 16520300), (5, 13216240), (8, 8260150), (10, 6608120), (16, 4130075), (20, 3304060), (25, 2643248), (40, 1652030), (50, 1321624), (80, 826015), (100, 660812), (200, 330406), (400, 165203)]