51078320

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{839}}^1$

素因数の和:1613

約数の個数: 40

約数和(自身を含む): 119054880

約数和(自身を除く): 67976560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 839, 1522, 1678, 3044, 3356, 3805, 4195, 6088, 6712, 7610, 8390, 12176, 13424, 15220, 16780, 30440, 33560, 60880, 67120, 638479, 1276958, 2553916, 3192395, 5107832, 6384790, 10215664, 12769580, 25539160, 51078320]

約数ペア:

[(1, 51078320), (2, 25539160), (4, 12769580), (5, 10215664), (8, 6384790), (10, 5107832), (16, 3192395), (20, 2553916), (40, 1276958), (80, 638479), (761, 67120), (839, 60880), (1522, 33560), (1678, 30440), (3044, 16780), (3356, 15220), (3805, 13424), (4195, 12176), (6088, 8390), (6712, 7610)]