83836520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123289}}^1$

素因数の和:123317

約数の個数: 32

約数和(自身を含む): 199729800

約数和(自身を除く): 115893280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 123289, 246578, 493156, 616445, 986312, 1232890, 2095913, 2465780, 4191826, 4931560, 8383652, 10479565, 16767304, 20959130, 41918260, 83836520]

約数ペア:

[(1, 83836520), (2, 41918260), (4, 20959130), (5, 16767304), (8, 10479565), (10, 8383652), (17, 4931560), (20, 4191826), (34, 2465780), (40, 2095913), (68, 1232890), (85, 986312), (136, 616445), (170, 493156), (340, 246578), (680, 123289)]