20181450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1621}}^1$

素因数の和:1719

約数の個数: 48

約数和(自身を含む): 50684256

約数和(自身を除く): 30502806

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 83, 150, 166, 249, 415, 498, 830, 1245, 1621, 2075, 2490, 3242, 4150, 4863, 6225, 8105, 9726, 12450, 16210, 24315, 40525, 48630, 81050, 121575, 134543, 243150, 269086, 403629, 672715, 807258, 1345430, 2018145, 3363575, 4036290, 6727150, 10090725, 20181450]

約数ペア:

[(1, 20181450), (2, 10090725), (3, 6727150), (5, 4036290), (6, 3363575), (10, 2018145), (15, 1345430), (25, 807258), (30, 672715), (50, 403629), (75, 269086), (83, 243150), (150, 134543), (166, 121575), (249, 81050), (415, 48630), (498, 40525), (830, 24315), (1245, 16210), (1621, 12450), (2075, 9726), (2490, 8105), (3242, 6225), (4150, 4863)]