500200

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 1210860

約数和(自身を除く): 710660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 61, 82, 100, 122, 164, 200, 205, 244, 305, 328, 410, 488, 610, 820, 1025, 1220, 1525, 1640, 2050, 2440, 2501, 3050, 4100, 5002, 6100, 8200, 10004, 12200, 12505, 20008, 25010, 50020, 62525, 100040, 125050, 250100, 500200]

約数ペア:

[(1, 500200), (2, 250100), (4, 125050), (5, 100040), (8, 62525), (10, 50020), (20, 25010), (25, 20008), (40, 12505), (41, 12200), (50, 10004), (61, 8200), (82, 6100), (100, 5002), (122, 4100), (164, 3050), (200, 2501), (205, 2440), (244, 2050), (305, 1640), (328, 1525), (410, 1220), (488, 1025), (610, 820)]