13150040

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 29691360

約数和(自身を除く): 16541320

約数列:

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

約数ペア:

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