81693160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6323}}^1$

素因数の和:6370

約数の個数: 64

約数和(自身を含む): 204897600

約数和(自身を除く): 123204440

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6323, 6460, 12646, 12920, 25292, 31615, 50584, 63230, 107491, 120137, 126460, 214982, 240274, 252920, 429964, 480548, 537455, 600685, 859928, 961096, 1074910, 1201370, 2042329, 2149820, 2402740, 4084658, 4299640, 4805480, 8169316, 10211645, 16338632, 20423290, 40846580, 81693160]

約数ペア:

[(1, 81693160), (2, 40846580), (4, 20423290), (5, 16338632), (8, 10211645), (10, 8169316), (17, 4805480), (19, 4299640), (20, 4084658), (34, 2402740), (38, 2149820), (40, 2042329), (68, 1201370), (76, 1074910), (85, 961096), (95, 859928), (136, 600685), (152, 537455), (170, 480548), (190, 429964), (323, 252920), (340, 240274), (380, 214982), (646, 126460), (680, 120137), (760, 107491), (1292, 63230), (1615, 50584), (2584, 31615), (3230, 25292), (6323, 12920), (6460, 12646)]