1380457750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{7237}}^1$

素因数の和:7370

約数の個数: 64

約数和(自身を含む): 2980897920

約数和(自身を除く): 1600440170

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 125, 175, 218, 250, 350, 545, 763, 875, 1090, 1526, 1750, 2725, 3815, 5450, 7237, 7630, 13625, 14474, 19075, 27250, 36185, 38150, 50659, 72370, 95375, 101318, 180925, 190750, 253295, 361850, 506590, 788833, 904625, 1266475, 1577666, 1809250, 2532950, 3944165, 5521831, 6332375, 7888330, 11043662, 12664750, 19720825, 27609155, 39441650, 55218310, 98604125, 138045775, 197208250, 276091550, 690228875, 1380457750]

約数ペア:

[(1, 1380457750), (2, 690228875), (5, 276091550), (7, 197208250), (10, 138045775), (14, 98604125), (25, 55218310), (35, 39441650), (50, 27609155), (70, 19720825), (109, 12664750), (125, 11043662), (175, 7888330), (218, 6332375), (250, 5521831), (350, 3944165), (545, 2532950), (763, 1809250), (875, 1577666), (1090, 1266475), (1526, 904625), (1750, 788833), (2725, 506590), (3815, 361850), (5450, 253295), (7237, 190750), (7630, 180925), (13625, 101318), (14474, 95375), (19075, 72370), (27250, 50659), (36185, 38150)]