2600500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{743}}^1$

素因数の和:769

約数の個数: 48

約数和(自身を含む): 6499584

約数和(自身を除く): 3899084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 743, 875, 1486, 1750, 2972, 3500, 3715, 5201, 7430, 10402, 14860, 18575, 20804, 26005, 37150, 52010, 74300, 92875, 104020, 130025, 185750, 260050, 371500, 520100, 650125, 1300250, 2600500]

約数ペア:

[(1, 2600500), (2, 1300250), (4, 650125), (5, 520100), (7, 371500), (10, 260050), (14, 185750), (20, 130025), (25, 104020), (28, 92875), (35, 74300), (50, 52010), (70, 37150), (100, 26005), (125, 20804), (140, 18575), (175, 14860), (250, 10402), (350, 7430), (500, 5201), (700, 3715), (743, 3500), (875, 2972), (1486, 1750)]