20050500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13367}}^1$

素因数の和:13389

約数の個数: 48

約数和(自身を含む): 58391424

約数和(自身を除く): 38340924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13367, 26734, 40101, 53468, 66835, 80202, 133670, 160404, 200505, 267340, 334175, 401010, 668350, 802020, 1002525, 1336700, 1670875, 2005050, 3341750, 4010100, 5012625, 6683500, 10025250, 20050500]

約数ペア:

[(1, 20050500), (2, 10025250), (3, 6683500), (4, 5012625), (5, 4010100), (6, 3341750), (10, 2005050), (12, 1670875), (15, 1336700), (20, 1002525), (25, 802020), (30, 668350), (50, 401010), (60, 334175), (75, 267340), (100, 200505), (125, 160404), (150, 133670), (250, 80202), (300, 66835), (375, 53468), (500, 40101), (750, 26734), (1500, 13367)]