83878380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10837}}^1$

素因数の和:10895

約数の個数: 72

約数和(自身を含む): 260372112

約数和(自身を除く): 176493732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 10837, 21674, 32511, 43348, 54185, 65022, 97533, 108370, 130044, 162555, 195066, 216740, 325110, 390132, 465991, 487665, 650220, 931982, 975330, 1397973, 1863964, 1950660, 2329955, 2795946, 4193919, 4659910, 5591892, 6989865, 8387838, 9319820, 13979730, 16775676, 20969595, 27959460, 41939190, 83878380]

約数ペア:

[(1, 83878380), (2, 41939190), (3, 27959460), (4, 20969595), (5, 16775676), (6, 13979730), (9, 9319820), (10, 8387838), (12, 6989865), (15, 5591892), (18, 4659910), (20, 4193919), (30, 2795946), (36, 2329955), (43, 1950660), (45, 1863964), (60, 1397973), (86, 975330), (90, 931982), (129, 650220), (172, 487665), (180, 465991), (215, 390132), (258, 325110), (387, 216740), (430, 195066), (516, 162555), (645, 130044), (774, 108370), (860, 97533), (1290, 65022), (1548, 54185), (1935, 43348), (2580, 32511), (3870, 21674), (7740, 10837)]