128499294680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188969551}}^1$

素因数の和:188969579

約数の個数: 32

約数和(自身を含む): 306130674240

約数和(自身を除く): 177631379560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 188969551, 377939102, 755878204, 944847755, 1511756408, 1889695510, 3212482367, 3779391020, 6424964734, 7558782040, 12849929468, 16062411835, 25699858936, 32124823670, 64249647340, 128499294680]

約数ペア:

[(1, 128499294680), (2, 64249647340), (4, 32124823670), (5, 25699858936), (8, 16062411835), (10, 12849929468), (17, 7558782040), (20, 6424964734), (34, 3779391020), (40, 3212482367), (68, 1889695510), (85, 1511756408), (136, 944847755), (170, 755878204), (340, 377939102), (680, 188969551)]