66489525

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 123206400

約数和(自身を除く): 56716875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 675, 685, 719, 1233, 2055, 2157, 3425, 3595, 3699, 6165, 6471, 10275, 10785, 17975, 18495, 19413, 30825, 32355, 53925, 92475, 97065, 98503, 161775, 295509, 485325, 492515, 886527, 1477545, 2462575, 2659581, 4432635, 7387725, 13297905, 22163175, 66489525]

約数ペア:

[(1, 66489525), (3, 22163175), (5, 13297905), (9, 7387725), (15, 4432635), (25, 2659581), (27, 2462575), (45, 1477545), (75, 886527), (135, 492515), (137, 485325), (225, 295509), (411, 161775), (675, 98503), (685, 97065), (719, 92475), (1233, 53925), (2055, 32355), (2157, 30825), (3425, 19413), (3595, 18495), (3699, 17975), (6165, 10785), (6471, 10275)]