52843750

素因数分解:

$2^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 56

約数和(自身を含む): 105467400

約数和(自身を除く): 52623650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 125, 178, 190, 250, 445, 475, 625, 890, 950, 1250, 1691, 2225, 2375, 3125, 3382, 4450, 4750, 6250, 8455, 11125, 11875, 15625, 16910, 22250, 23750, 31250, 42275, 55625, 59375, 84550, 111250, 118750, 211375, 278125, 296875, 422750, 556250, 593750, 1056875, 1390625, 2113750, 2781250, 5284375, 10568750, 26421875, 52843750]

約数ペア:

[(1, 52843750), (2, 26421875), (5, 10568750), (10, 5284375), (19, 2781250), (25, 2113750), (38, 1390625), (50, 1056875), (89, 593750), (95, 556250), (125, 422750), (178, 296875), (190, 278125), (250, 211375), (445, 118750), (475, 111250), (625, 84550), (890, 59375), (950, 55625), (1250, 42275), (1691, 31250), (2225, 23750), (2375, 22250), (3125, 16910), (3382, 15625), (4450, 11875), (4750, 11125), (6250, 8455)]