85818712

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 190206720

約数和(自身を除く): 104388008

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 157, 172, 227, 301, 314, 344, 454, 602, 628, 908, 1099, 1204, 1256, 1589, 1816, 2198, 2408, 3178, 4396, 6356, 6751, 8792, 9761, 12712, 13502, 19522, 27004, 35639, 39044, 47257, 54008, 68327, 71278, 78088, 94514, 136654, 142556, 189028, 249473, 273308, 285112, 378056, 498946, 546616, 997892, 1532477, 1995784, 3064954, 6129908, 10727339, 12259816, 21454678, 42909356, 85818712]

約数ペア:

[(1, 85818712), (2, 42909356), (4, 21454678), (7, 12259816), (8, 10727339), (14, 6129908), (28, 3064954), (43, 1995784), (56, 1532477), (86, 997892), (157, 546616), (172, 498946), (227, 378056), (301, 285112), (314, 273308), (344, 249473), (454, 189028), (602, 142556), (628, 136654), (908, 94514), (1099, 78088), (1204, 71278), (1256, 68327), (1589, 54008), (1816, 47257), (2198, 39044), (2408, 35639), (3178, 27004), (4396, 19522), (6356, 13502), (6751, 12712), (8792, 9761)]