25217750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5345

約数の個数: 32

約数和(自身を含む): 49701600

約数和(自身を除く): 24483850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 5309, 10618, 26545, 53090, 100871, 132725, 201742, 265450, 504355, 663625, 1008710, 1327250, 2521775, 5043550, 12608875, 25217750]

約数ペア:

[(1, 25217750), (2, 12608875), (5, 5043550), (10, 2521775), (19, 1327250), (25, 1008710), (38, 663625), (50, 504355), (95, 265450), (125, 201742), (190, 132725), (250, 100871), (475, 53090), (950, 26545), (2375, 10618), (4750, 5309)]