85262120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2682

約数の個数: 64

約数和(自身を含む): 206712000

約数和(自身を除く): 121449880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 2609, 3268, 4085, 5218, 6536, 8170, 10436, 13045, 16340, 20872, 26090, 32680, 49571, 52180, 99142, 104360, 112187, 198284, 224374, 247855, 396568, 448748, 495710, 560935, 897496, 991420, 1121870, 1982840, 2131553, 2243740, 4263106, 4487480, 8526212, 10657765, 17052424, 21315530, 42631060, 85262120]

約数ペア:

[(1, 85262120), (2, 42631060), (4, 21315530), (5, 17052424), (8, 10657765), (10, 8526212), (19, 4487480), (20, 4263106), (38, 2243740), (40, 2131553), (43, 1982840), (76, 1121870), (86, 991420), (95, 897496), (152, 560935), (172, 495710), (190, 448748), (215, 396568), (344, 247855), (380, 224374), (430, 198284), (760, 112187), (817, 104360), (860, 99142), (1634, 52180), (1720, 49571), (2609, 32680), (3268, 26090), (4085, 20872), (5218, 16340), (6536, 13045), (8170, 10436)]