28873750

素因数分解:

$2^1\times 5^4\times {\mathrm{23099}}^1$

素因数の和:23121

約数の個数: 20

約数和(自身を含む): 54123300

約数和(自身を除く): 25249550

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 23099, 46198, 115495, 230990, 577475, 1154950, 2887375, 5774750, 14436875, 28873750]

約数ペア:

[(1, 28873750), (2, 14436875), (5, 5774750), (10, 2887375), (25, 1154950), (50, 577475), (125, 230990), (250, 115495), (625, 46198), (1250, 23099)]