2528500

素因数分解:

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

素因数の和:421

約数の個数: 48

約数和(自身を含む): 5962320

約数和(自身を除く): 3433820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 389, 500, 650, 778, 1300, 1556, 1625, 1945, 3250, 3890, 5057, 6500, 7780, 9725, 10114, 19450, 20228, 25285, 38900, 48625, 50570, 97250, 101140, 126425, 194500, 252850, 505700, 632125, 1264250, 2528500]

約数ペア:

[(1, 2528500), (2, 1264250), (4, 632125), (5, 505700), (10, 252850), (13, 194500), (20, 126425), (25, 101140), (26, 97250), (50, 50570), (52, 48625), (65, 38900), (100, 25285), (125, 20228), (130, 19450), (250, 10114), (260, 9725), (325, 7780), (389, 6500), (500, 5057), (650, 3890), (778, 3250), (1300, 1945), (1556, 1625)]