49555480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 121040640

約数和(自身を除く): 71485160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 607, 628, 785, 1214, 1256, 1570, 2041, 2428, 3035, 3140, 4082, 4856, 6070, 6280, 7891, 8164, 10205, 12140, 15782, 16328, 20410, 24280, 31564, 39455, 40820, 63128, 78910, 81640, 95299, 157820, 190598, 315640, 381196, 476495, 762392, 952990, 1238887, 1905980, 2477774, 3811960, 4955548, 6194435, 9911096, 12388870, 24777740, 49555480]

約数ペア:

[(1, 49555480), (2, 24777740), (4, 12388870), (5, 9911096), (8, 6194435), (10, 4955548), (13, 3811960), (20, 2477774), (26, 1905980), (40, 1238887), (52, 952990), (65, 762392), (104, 476495), (130, 381196), (157, 315640), (260, 190598), (314, 157820), (520, 95299), (607, 81640), (628, 78910), (785, 63128), (1214, 40820), (1256, 39455), (1570, 31564), (2041, 24280), (2428, 20410), (3035, 16328), (3140, 15782), (4082, 12140), (4856, 10205), (6070, 8164), (6280, 7891)]