85801240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1693}}^1$

素因数の和:1892

約数の個数: 64

約数和(自身を含む): 221981760

約数和(自身を除く): 136180520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 724, 905, 1267, 1448, 1693, 1810, 2534, 3386, 3620, 5068, 6335, 6772, 7240, 8465, 10136, 11851, 12670, 13544, 16930, 23702, 25340, 33860, 47404, 50680, 59255, 67720, 94808, 118510, 237020, 306433, 474040, 612866, 1225732, 1532165, 2145031, 2451464, 3064330, 4290062, 6128660, 8580124, 10725155, 12257320, 17160248, 21450310, 42900620, 85801240]

約数ペア:

[(1, 85801240), (2, 42900620), (4, 21450310), (5, 17160248), (7, 12257320), (8, 10725155), (10, 8580124), (14, 6128660), (20, 4290062), (28, 3064330), (35, 2451464), (40, 2145031), (56, 1532165), (70, 1225732), (140, 612866), (181, 474040), (280, 306433), (362, 237020), (724, 118510), (905, 94808), (1267, 67720), (1448, 59255), (1693, 50680), (1810, 47404), (2534, 33860), (3386, 25340), (3620, 23702), (5068, 16930), (6335, 13544), (6772, 12670), (7240, 11851), (8465, 10136)]