65158960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47911}}^1$

素因数の和:47941

約数の個数: 40

約数和(自身を含む): 160409376

約数和(自身を除く): 95250416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 47911, 95822, 191644, 239555, 383288, 479110, 766576, 814487, 958220, 1628974, 1916440, 3257948, 3832880, 4072435, 6515896, 8144870, 13031792, 16289740, 32579480, 65158960]

約数ペア:

[(1, 65158960), (2, 32579480), (4, 16289740), (5, 13031792), (8, 8144870), (10, 6515896), (16, 4072435), (17, 3832880), (20, 3257948), (34, 1916440), (40, 1628974), (68, 958220), (80, 814487), (85, 766576), (136, 479110), (170, 383288), (272, 239555), (340, 191644), (680, 95822), (1360, 47911)]