65189440

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2017}}^1$

素因数の和:2135

約数の個数: 56

約数和(自身を含む): 156847032

約数和(自身を除く): 91657592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2017, 2020, 3232, 4034, 4040, 6464, 8068, 8080, 10085, 16136, 16160, 20170, 32272, 32320, 40340, 64544, 80680, 129088, 161360, 203717, 322720, 407434, 645440, 814868, 1018585, 1629736, 2037170, 3259472, 4074340, 6518944, 8148680, 13037888, 16297360, 32594720, 65189440]

約数ペア:

[(1, 65189440), (2, 32594720), (4, 16297360), (5, 13037888), (8, 8148680), (10, 6518944), (16, 4074340), (20, 3259472), (32, 2037170), (40, 1629736), (64, 1018585), (80, 814868), (101, 645440), (160, 407434), (202, 322720), (320, 203717), (404, 161360), (505, 129088), (808, 80680), (1010, 64544), (1616, 40340), (2017, 32320), (2020, 32272), (3232, 20170), (4034, 16160), (4040, 16136), (6464, 10085), (8068, 8080)]