55843450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1699

約数の個数: 48

約数和(自身を含む): 114039576

約数和(自身を除く): 58196126

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1621, 2650, 3242, 3445, 6890, 8105, 16210, 17225, 21073, 34450, 40525, 42146, 81050, 85913, 105365, 171826, 210730, 429565, 526825, 859130, 1053650, 1116869, 2147825, 2233738, 4295650, 5584345, 11168690, 27921725, 55843450]

約数ペア:

[(1, 55843450), (2, 27921725), (5, 11168690), (10, 5584345), (13, 4295650), (25, 2233738), (26, 2147825), (50, 1116869), (53, 1053650), (65, 859130), (106, 526825), (130, 429565), (265, 210730), (325, 171826), (530, 105365), (650, 85913), (689, 81050), (1325, 42146), (1378, 40525), (1621, 34450), (2650, 21073), (3242, 17225), (3445, 16210), (6890, 8105)]