63898900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 108

約数和(自身を含む): 158844000

約数和(自身を除く): 94945100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 169, 190, 199, 247, 260, 325, 338, 380, 398, 475, 494, 650, 676, 796, 845, 950, 988, 995, 1235, 1300, 1690, 1900, 1990, 2470, 2587, 3211, 3380, 3781, 3980, 4225, 4940, 4975, 5174, 6175, 6422, 7562, 8450, 9950, 10348, 12350, 12844, 12935, 15124, 16055, 16900, 18905, 19900, 24700, 25870, 32110, 33631, 37810, 49153, 51740, 64220, 64675, 67262, 75620, 80275, 94525, 98306, 129350, 134524, 160550, 168155, 189050, 196612, 245765, 258700, 321100, 336310, 378100, 491530, 638989, 672620, 840775, 983060, 1228825, 1277978, 1681550, 2457650, 2555956, 3194945, 3363100, 4915300, 6389890, 12779780, 15974725, 31949450, 63898900]

約数ペア:

[(1, 63898900), (2, 31949450), (4, 15974725), (5, 12779780), (10, 6389890), (13, 4915300), (19, 3363100), (20, 3194945), (25, 2555956), (26, 2457650), (38, 1681550), (50, 1277978), (52, 1228825), (65, 983060), (76, 840775), (95, 672620), (100, 638989), (130, 491530), (169, 378100), (190, 336310), (199, 321100), (247, 258700), (260, 245765), (325, 196612), (338, 189050), (380, 168155), (398, 160550), (475, 134524), (494, 129350), (650, 98306), (676, 94525), (796, 80275), (845, 75620), (950, 67262), (988, 64675), (995, 64220), (1235, 51740), (1300, 49153), (1690, 37810), (1900, 33631), (1990, 32110), (2470, 25870), (2587, 24700), (3211, 19900), (3380, 18905), (3781, 16900), (3980, 16055), (4225, 15124), (4940, 12935), (4975, 12844), (5174, 12350), (6175, 10348), (6422, 9950), (7562, 8450)]