868571888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 1851310080

約数和(自身を除く): 982738192

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 239, 248, 272, 431, 478, 496, 527, 862, 956, 1054, 1724, 1912, 2108, 3448, 3824, 4063, 4216, 6896, 7327, 7409, 8126, 8432, 13361, 14654, 14818, 16252, 26722, 29308, 29636, 32504, 53444, 58616, 59272, 65008, 103009, 106888, 117232, 118544, 125953, 206018, 213776, 227137, 251906, 412036, 454274, 503812, 824072, 908548, 1007624, 1648144, 1751153, 1817096, 2015248, 3193279, 3502306, 3634192, 6386558, 7004612, 12773116, 14009224, 25546232, 28018448, 51092464, 54285743, 108571486, 217142972, 434285944, 868571888]

約数ペア:

[(1, 868571888), (2, 434285944), (4, 217142972), (8, 108571486), (16, 54285743), (17, 51092464), (31, 28018448), (34, 25546232), (62, 14009224), (68, 12773116), (124, 7004612), (136, 6386558), (239, 3634192), (248, 3502306), (272, 3193279), (431, 2015248), (478, 1817096), (496, 1751153), (527, 1648144), (862, 1007624), (956, 908548), (1054, 824072), (1724, 503812), (1912, 454274), (2108, 412036), (3448, 251906), (3824, 227137), (4063, 213776), (4216, 206018), (6896, 125953), (7327, 118544), (7409, 117232), (8126, 106888), (8432, 103009), (13361, 65008), (14654, 59272), (14818, 58616), (16252, 53444), (26722, 32504), (29308, 29636)]