89541040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65839}}^1$

素因数の和:65869

約数の個数: 40

約数和(自身を含む): 220432320

約数和(自身を除く): 130891280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 65839, 131678, 263356, 329195, 526712, 658390, 1053424, 1119263, 1316780, 2238526, 2633560, 4477052, 5267120, 5596315, 8954104, 11192630, 17908208, 22385260, 44770520, 89541040]

約数ペア:

[(1, 89541040), (2, 44770520), (4, 22385260), (5, 17908208), (8, 11192630), (10, 8954104), (16, 5596315), (17, 5267120), (20, 4477052), (34, 2633560), (40, 2238526), (68, 1316780), (80, 1119263), (85, 1053424), (136, 658390), (170, 526712), (272, 329195), (340, 263356), (680, 131678), (1360, 65839)]