409363963216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{247031}}^1$

素因数の和:247340

約数の個数: 80

約数和(自身を含む): 885141347328

約数和(自身を除く): 475777384112

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 257, 403, 496, 514, 806, 1028, 1612, 2056, 3224, 3341, 4112, 6448, 6682, 7967, 13364, 15934, 26728, 31868, 53456, 63736, 103571, 127472, 207142, 247031, 414284, 494062, 828568, 988124, 1657136, 1976248, 3211403, 3952496, 6422806, 7657961, 12845612, 15315922, 25691224, 30631844, 51382448, 61263688, 63486967, 99553493, 122527376, 126973934, 199106986, 253947868, 398213972, 507895736, 796427944, 825330571, 1015791472, 1592855888, 1650661142, 1968095977, 3301322284, 3936191954, 6602644568, 7872383908, 13205289136, 15744767816, 25585247701, 31489535632, 51170495402, 102340990804, 204681981608, 409363963216]

約数ペア:

[(1, 409363963216), (2, 204681981608), (4, 102340990804), (8, 51170495402), (13, 31489535632), (16, 25585247701), (26, 15744767816), (31, 13205289136), (52, 7872383908), (62, 6602644568), (104, 3936191954), (124, 3301322284), (208, 1968095977), (248, 1650661142), (257, 1592855888), (403, 1015791472), (496, 825330571), (514, 796427944), (806, 507895736), (1028, 398213972), (1612, 253947868), (2056, 199106986), (3224, 126973934), (3341, 122527376), (4112, 99553493), (6448, 63486967), (6682, 61263688), (7967, 51382448), (13364, 30631844), (15934, 25691224), (26728, 15315922), (31868, 12845612), (53456, 7657961), (63736, 6422806), (103571, 3952496), (127472, 3211403), (207142, 1976248), (247031, 1657136), (414284, 988124), (494062, 828568)]