26300080

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 61362144

約数和(自身を除く): 35062064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 631, 1042, 1262, 2084, 2524, 2605, 3155, 4168, 5048, 5210, 6310, 8336, 10096, 10420, 12620, 20840, 25240, 41680, 50480, 328751, 657502, 1315004, 1643755, 2630008, 3287510, 5260016, 6575020, 13150040, 26300080]

約数ペア:

[(1, 26300080), (2, 13150040), (4, 6575020), (5, 5260016), (8, 3287510), (10, 2630008), (16, 1643755), (20, 1315004), (40, 657502), (80, 328751), (521, 50480), (631, 41680), (1042, 25240), (1262, 20840), (2084, 12620), (2524, 10420), (2605, 10096), (3155, 8336), (4168, 6310), (5048, 5210)]