85802840

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2503}}^1$

素因数の和:3371

約数の個数: 32

約数和(自身を含む): 193358880

約数和(自身を除く): 107556040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 2503, 3428, 4285, 5006, 6856, 8570, 10012, 12515, 17140, 20024, 25030, 34280, 50060, 100120, 2145071, 4290142, 8580284, 10725355, 17160568, 21450710, 42901420, 85802840]

約数ペア:

[(1, 85802840), (2, 42901420), (4, 21450710), (5, 17160568), (8, 10725355), (10, 8580284), (20, 4290142), (40, 2145071), (857, 100120), (1714, 50060), (2503, 34280), (3428, 25030), (4285, 20024), (5006, 17140), (6856, 12515), (8570, 10012)]