4915300

素因数分解:

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

素因数の和:245

約数の個数: 72

約数和(自身を含む): 12152000

約数和(自身を除く): 7236700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 199, 247, 260, 325, 380, 398, 475, 494, 650, 796, 950, 988, 995, 1235, 1300, 1900, 1990, 2470, 2587, 3781, 3980, 4940, 4975, 5174, 6175, 7562, 9950, 10348, 12350, 12935, 15124, 18905, 19900, 24700, 25870, 37810, 49153, 51740, 64675, 75620, 94525, 98306, 129350, 189050, 196612, 245765, 258700, 378100, 491530, 983060, 1228825, 2457650, 4915300]

約数ペア:

[(1, 4915300), (2, 2457650), (4, 1228825), (5, 983060), (10, 491530), (13, 378100), (19, 258700), (20, 245765), (25, 196612), (26, 189050), (38, 129350), (50, 98306), (52, 94525), (65, 75620), (76, 64675), (95, 51740), (100, 49153), (130, 37810), (190, 25870), (199, 24700), (247, 19900), (260, 18905), (325, 15124), (380, 12935), (398, 12350), (475, 10348), (494, 9950), (650, 7562), (796, 6175), (950, 5174), (988, 4975), (995, 4940), (1235, 3980), (1300, 3781), (1900, 2587), (1990, 2470)]