66770800

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2113}}^1$

素因数の和:2210

約数の個数: 60

約数和(自身を含む): 162524320

約数和(自身を除く): 95753520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 2113, 3160, 3950, 4226, 6320, 7900, 8452, 10565, 15800, 16904, 21130, 31600, 33808, 42260, 52825, 84520, 105650, 166927, 169040, 211300, 333854, 422600, 667708, 834635, 845200, 1335416, 1669270, 2670832, 3338540, 4173175, 6677080, 8346350, 13354160, 16692700, 33385400, 66770800]

約数ペア:

[(1, 66770800), (2, 33385400), (4, 16692700), (5, 13354160), (8, 8346350), (10, 6677080), (16, 4173175), (20, 3338540), (25, 2670832), (40, 1669270), (50, 1335416), (79, 845200), (80, 834635), (100, 667708), (158, 422600), (200, 333854), (316, 211300), (395, 169040), (400, 166927), (632, 105650), (790, 84520), (1264, 52825), (1580, 42260), (1975, 33808), (2113, 31600), (3160, 21130), (3950, 16904), (4226, 15800), (6320, 10565), (7900, 8452)]