89394880

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1361

約数の個数: 56

約数和(自身を含む): 213896448

約数和(自身を除く): 124501568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 1028, 1087, 1285, 2056, 2174, 2570, 4112, 4348, 5140, 5435, 8224, 8696, 10280, 10870, 16448, 17392, 20560, 21740, 34784, 41120, 43480, 69568, 82240, 86960, 173920, 279359, 347840, 558718, 1117436, 1396795, 2234872, 2793590, 4469744, 5587180, 8939488, 11174360, 17878976, 22348720, 44697440, 89394880]

約数ペア:

[(1, 89394880), (2, 44697440), (4, 22348720), (5, 17878976), (8, 11174360), (10, 8939488), (16, 5587180), (20, 4469744), (32, 2793590), (40, 2234872), (64, 1396795), (80, 1117436), (160, 558718), (257, 347840), (320, 279359), (514, 173920), (1028, 86960), (1087, 82240), (1285, 69568), (2056, 43480), (2174, 41120), (2570, 34784), (4112, 21740), (4348, 20560), (5140, 17392), (5435, 16448), (8224, 10870), (8696, 10280)]