919920403025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{25968113}}^1$

素因数の和:25968245

約数の個数: 24

約数和(自身を含む): 1239717762360

約数和(自身を除く): 319797359335

約数列:

[1, 5, 13, 25, 65, 109, 325, 545, 1417, 2725, 7085, 35425, 25968113, 129840565, 337585469, 649202825, 1687927345, 2830524317, 8439636725, 14152621585, 36796816121, 70763107925, 183984080605, 919920403025]

約数ペア:

[(1, 919920403025), (5, 183984080605), (13, 70763107925), (25, 36796816121), (65, 14152621585), (109, 8439636725), (325, 2830524317), (545, 1687927345), (1417, 649202825), (2725, 337585469), (7085, 129840565), (35425, 25968113)]