64633136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1$

素因数の和:2121

約数の個数: 40

約数和(自身を含む): 133116480

約数和(自身を除く): 68483344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 107, 152, 214, 304, 428, 856, 1712, 1987, 2033, 3974, 4066, 7948, 8132, 15896, 16264, 31792, 32528, 37753, 75506, 151012, 212609, 302024, 425218, 604048, 850436, 1700872, 3401744, 4039571, 8079142, 16158284, 32316568, 64633136]

約数ペア:

[(1, 64633136), (2, 32316568), (4, 16158284), (8, 8079142), (16, 4039571), (19, 3401744), (38, 1700872), (76, 850436), (107, 604048), (152, 425218), (214, 302024), (304, 212609), (428, 151012), (856, 75506), (1712, 37753), (1987, 32528), (2033, 31792), (3974, 16264), (4066, 15896), (7948, 8132)]