13105000

素因数分解:

$2^3\times 5^4\times {\mathrm{2621}}^1$

素因数の和:2647

約数の個数: 40

約数和(自身を含む): 30716730

約数和(自身を除く): 17611730

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2621, 5000, 5242, 10484, 13105, 20968, 26210, 52420, 65525, 104840, 131050, 262100, 327625, 524200, 655250, 1310500, 1638125, 2621000, 3276250, 6552500, 13105000]

約数ペア:

[(1, 13105000), (2, 6552500), (4, 3276250), (5, 2621000), (8, 1638125), (10, 1310500), (20, 655250), (25, 524200), (40, 327625), (50, 262100), (100, 131050), (125, 104840), (200, 65525), (250, 52420), (500, 26210), (625, 20968), (1000, 13105), (1250, 10484), (2500, 5242), (2621, 5000)]