138480500

素因数分解:

$2^2\times 5^3\times {\mathrm{276961}}^1$

素因数の和:276980

約数の個数: 24

約数和(自身を含む): 302442504

約数和(自身を除く): 163962004

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 276961, 553922, 1107844, 1384805, 2769610, 5539220, 6924025, 13848050, 27696100, 34620125, 69240250, 138480500]

約数ペア:

[(1, 138480500), (2, 69240250), (4, 34620125), (5, 27696100), (10, 13848050), (20, 6924025), (25, 5539220), (50, 2769610), (100, 1384805), (125, 1107844), (250, 553922), (500, 276961)]