66808210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6079}}^1$

素因数の和:6250

約数の個数: 32

約数和(自身を含む): 138332160

約数和(自身を除く): 71523950

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 6079, 10990, 12158, 30395, 42553, 60790, 85106, 212765, 425530, 954403, 1908806, 4772015, 6680821, 9544030, 13361642, 33404105, 66808210]

約数ペア:

[(1, 66808210), (2, 33404105), (5, 13361642), (7, 9544030), (10, 6680821), (14, 4772015), (35, 1908806), (70, 954403), (157, 425530), (314, 212765), (785, 85106), (1099, 60790), (1570, 42553), (2198, 30395), (5495, 12158), (6079, 10990)]