79897040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13681}}^1$

素因数の和:13767

約数の個数: 40

約数和(自身を含む): 188319048

約数和(自身を除く): 108422008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 13681, 27362, 54724, 68405, 109448, 136810, 218896, 273620, 547240, 998713, 1094480, 1997426, 3994852, 4993565, 7989704, 9987130, 15979408, 19974260, 39948520, 79897040]

約数ペア:

[(1, 79897040), (2, 39948520), (4, 19974260), (5, 15979408), (8, 9987130), (10, 7989704), (16, 4993565), (20, 3994852), (40, 1997426), (73, 1094480), (80, 998713), (146, 547240), (292, 273620), (365, 218896), (584, 136810), (730, 109448), (1168, 68405), (1460, 54724), (2920, 27362), (5840, 13681)]