2020697796100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{492853121}}^1$

素因数の和:492853176

約数の個数: 36

約数和(自身を含む): 4491863353908

約数和(自身を除く): 2471165557808

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 492853121, 985706242, 1971412484, 2464265605, 4928531210, 9857062420, 12321328025, 20206977961, 24642656050, 40413955922, 49285312100, 80827911844, 101034889805, 202069779610, 404139559220, 505174449025, 1010348898050, 2020697796100]

約数ペア:

[(1, 2020697796100), (2, 1010348898050), (4, 505174449025), (5, 404139559220), (10, 202069779610), (20, 101034889805), (25, 80827911844), (41, 49285312100), (50, 40413955922), (82, 24642656050), (100, 20206977961), (164, 12321328025), (205, 9857062420), (410, 4928531210), (820, 2464265605), (1025, 1971412484), (2050, 985706242), (4100, 492853121)]