89772920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132019}}^1$

素因数の和:132047

約数の個数: 32

約数和(自身を含む): 213872400

約数和(自身を除く): 124099480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132019, 264038, 528076, 660095, 1056152, 1320190, 2244323, 2640380, 4488646, 5280760, 8977292, 11221615, 17954584, 22443230, 44886460, 89772920]

約数ペア:

[(1, 89772920), (2, 44886460), (4, 22443230), (5, 17954584), (8, 11221615), (10, 8977292), (17, 5280760), (20, 4488646), (34, 2640380), (40, 2244323), (68, 1320190), (85, 1056152), (136, 660095), (170, 528076), (340, 264038), (680, 132019)]