71515264

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 149817600

約数和(自身を除く): 78302336

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 248, 268, 269, 496, 536, 538, 992, 1072, 1076, 1984, 2077, 2144, 2152, 3968, 4154, 4288, 4304, 8308, 8339, 8576, 8608, 16616, 16678, 17216, 18023, 33232, 33356, 34432, 36046, 66464, 66712, 72092, 132928, 133424, 144184, 265856, 266848, 288368, 533696, 558713, 576736, 1067392, 1117426, 1153472, 2234852, 2306944, 4469704, 8939408, 17878816, 35757632, 71515264]

約数ペア:

[(1, 71515264), (2, 35757632), (4, 17878816), (8, 8939408), (16, 4469704), (31, 2306944), (32, 2234852), (62, 1153472), (64, 1117426), (67, 1067392), (124, 576736), (128, 558713), (134, 533696), (248, 288368), (268, 266848), (269, 265856), (496, 144184), (536, 133424), (538, 132928), (992, 72092), (1072, 66712), (1076, 66464), (1984, 36046), (2077, 34432), (2144, 33356), (2152, 33232), (3968, 18023), (4154, 17216), (4288, 16678), (4304, 16616), (8308, 8608), (8339, 8576)]