162975440

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5237}}^1$

素因数の和:5639

約数の個数: 40

約数和(自身を含む): 379964520

約数和(自身を除く): 216989080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 5237, 6224, 7780, 10474, 15560, 20948, 26185, 31120, 41896, 52370, 83792, 104740, 209480, 418960, 2037193, 4074386, 8148772, 10185965, 16297544, 20371930, 32595088, 40743860, 81487720, 162975440]

約数ペア:

[(1, 162975440), (2, 81487720), (4, 40743860), (5, 32595088), (8, 20371930), (10, 16297544), (16, 10185965), (20, 8148772), (40, 4074386), (80, 2037193), (389, 418960), (778, 209480), (1556, 104740), (1945, 83792), (3112, 52370), (3890, 41896), (5237, 31120), (6224, 26185), (7780, 20948), (10474, 15560)]