12575000

素因数分解:

$2^3\times 5^5\times {\mathrm{503}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 29529360

約数和(自身を除く): 16954360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 503, 625, 1000, 1006, 1250, 2012, 2500, 2515, 3125, 4024, 5000, 5030, 6250, 10060, 12500, 12575, 20120, 25000, 25150, 50300, 62875, 100600, 125750, 251500, 314375, 503000, 628750, 1257500, 1571875, 2515000, 3143750, 6287500, 12575000]

約数ペア:

[(1, 12575000), (2, 6287500), (4, 3143750), (5, 2515000), (8, 1571875), (10, 1257500), (20, 628750), (25, 503000), (40, 314375), (50, 251500), (100, 125750), (125, 100600), (200, 62875), (250, 50300), (500, 25150), (503, 25000), (625, 20120), (1000, 12575), (1006, 12500), (1250, 10060), (2012, 6250), (2500, 5030), (2515, 5000), (3125, 4024)]