82884520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121889}}^1$

素因数の和:121917

約数の個数: 32

約数和(自身を含む): 197461800

約数和(自身を除く): 114577280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 121889, 243778, 487556, 609445, 975112, 1218890, 2072113, 2437780, 4144226, 4875560, 8288452, 10360565, 16576904, 20721130, 41442260, 82884520]

約数ペア:

[(1, 82884520), (2, 41442260), (4, 20721130), (5, 16576904), (8, 10360565), (10, 8288452), (17, 4875560), (20, 4144226), (34, 2437780), (40, 2072113), (68, 1218890), (85, 975112), (136, 609445), (170, 487556), (340, 243778), (680, 121889)]