280394750

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{13513}}^1$

素因数の和:13613

約数の個数: 32

約数和(自身を含む): 531262368

約数和(自身を除く): 250867618

約数列:

[1, 2, 5, 10, 25, 50, 83, 125, 166, 250, 415, 830, 2075, 4150, 10375, 13513, 20750, 27026, 67565, 135130, 337825, 675650, 1121579, 1689125, 2243158, 3378250, 5607895, 11215790, 28039475, 56078950, 140197375, 280394750]

約数ペア:

[(1, 280394750), (2, 140197375), (5, 56078950), (10, 28039475), (25, 11215790), (50, 5607895), (83, 3378250), (125, 2243158), (166, 1689125), (250, 1121579), (415, 675650), (830, 337825), (2075, 135130), (4150, 67565), (10375, 27026), (13513, 20750)]