5057000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 12776400

約数和(自身を除く): 7719400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 389, 500, 520, 650, 778, 1000, 1300, 1556, 1625, 1945, 2600, 3112, 3250, 3890, 5057, 6500, 7780, 9725, 10114, 13000, 15560, 19450, 20228, 25285, 38900, 40456, 48625, 50570, 77800, 97250, 101140, 126425, 194500, 202280, 252850, 389000, 505700, 632125, 1011400, 1264250, 2528500, 5057000]

約数ペア:

[(1, 5057000), (2, 2528500), (4, 1264250), (5, 1011400), (8, 632125), (10, 505700), (13, 389000), (20, 252850), (25, 202280), (26, 194500), (40, 126425), (50, 101140), (52, 97250), (65, 77800), (100, 50570), (104, 48625), (125, 40456), (130, 38900), (200, 25285), (250, 20228), (260, 19450), (325, 15560), (389, 13000), (500, 10114), (520, 9725), (650, 7780), (778, 6500), (1000, 5057), (1300, 3890), (1556, 3250), (1625, 3112), (1945, 2600)]