64595680

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{829}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 153105120

約数和(自身を除く): 88509440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 829, 974, 1658, 1948, 2435, 3316, 3896, 4145, 4870, 6632, 7792, 8290, 9740, 13264, 15584, 16580, 19480, 26528, 33160, 38960, 66320, 77920, 132640, 403723, 807446, 1614892, 2018615, 3229784, 4037230, 6459568, 8074460, 12919136, 16148920, 32297840, 64595680]

約数ペア:

[(1, 64595680), (2, 32297840), (4, 16148920), (5, 12919136), (8, 8074460), (10, 6459568), (16, 4037230), (20, 3229784), (32, 2018615), (40, 1614892), (80, 807446), (160, 403723), (487, 132640), (829, 77920), (974, 66320), (1658, 38960), (1948, 33160), (2435, 26528), (3316, 19480), (3896, 16580), (4145, 15584), (4870, 13264), (6632, 9740), (7792, 8290)]