91031860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 197188992

約数和(自身を除く): 106157132

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 151, 172, 215, 302, 430, 604, 701, 755, 860, 1402, 1510, 2804, 3020, 3505, 6493, 7010, 12986, 14020, 25972, 30143, 32465, 60286, 64930, 105851, 120572, 129860, 150715, 211702, 301430, 423404, 529255, 602860, 1058510, 2117020, 4551593, 9103186, 18206372, 22757965, 45515930, 91031860]

約数ペア:

[(1, 91031860), (2, 45515930), (4, 22757965), (5, 18206372), (10, 9103186), (20, 4551593), (43, 2117020), (86, 1058510), (151, 602860), (172, 529255), (215, 423404), (302, 301430), (430, 211702), (604, 150715), (701, 129860), (755, 120572), (860, 105851), (1402, 64930), (1510, 60286), (2804, 32465), (3020, 30143), (3505, 25972), (6493, 14020), (7010, 12986)]