254403500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{39139}}^1$

素因数の和:39171

約数の個数: 48

約数和(自身を含む): 598372320

約数和(自身を除く): 343968820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 39139, 78278, 156556, 195695, 391390, 508807, 782780, 978475, 1017614, 1956950, 2035228, 2544035, 3913900, 4892375, 5088070, 9784750, 10176140, 12720175, 19569500, 25440350, 50880700, 63600875, 127201750, 254403500]

約数ペア:

[(1, 254403500), (2, 127201750), (4, 63600875), (5, 50880700), (10, 25440350), (13, 19569500), (20, 12720175), (25, 10176140), (26, 9784750), (50, 5088070), (52, 4892375), (65, 3913900), (100, 2544035), (125, 2035228), (130, 1956950), (250, 1017614), (260, 978475), (325, 782780), (500, 508807), (650, 391390), (1300, 195695), (1625, 156556), (3250, 78278), (6500, 39139)]