164942840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5641}}^1$

素因数の和:5712

約数の個数: 64

約数和(自身を含む): 402161760

約数和(自身を除く): 237218920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5641, 5848, 7310, 11282, 14620, 22564, 28205, 29240, 45128, 56410, 95897, 112820, 191794, 225640, 242563, 383588, 479485, 485126, 767176, 958970, 970252, 1212815, 1917940, 1940504, 2425630, 3835880, 4123571, 4851260, 8247142, 9702520, 16494284, 20617855, 32988568, 41235710, 82471420, 164942840]

約数ペア:

[(1, 164942840), (2, 82471420), (4, 41235710), (5, 32988568), (8, 20617855), (10, 16494284), (17, 9702520), (20, 8247142), (34, 4851260), (40, 4123571), (43, 3835880), (68, 2425630), (85, 1940504), (86, 1917940), (136, 1212815), (170, 970252), (172, 958970), (215, 767176), (340, 485126), (344, 479485), (430, 383588), (680, 242563), (731, 225640), (860, 191794), (1462, 112820), (1720, 95897), (2924, 56410), (3655, 45128), (5641, 29240), (5848, 28205), (7310, 22564), (11282, 14620)]