5030000

素因数分解:

$2^4\times 5^4\times {\mathrm{503}}^1$

素因数の和:531

約数の個数: 50

約数和(自身を含む): 12202344

約数和(自身を除く): 7172344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 503, 625, 1000, 1006, 1250, 2000, 2012, 2500, 2515, 4024, 5000, 5030, 8048, 10000, 10060, 12575, 20120, 25150, 40240, 50300, 62875, 100600, 125750, 201200, 251500, 314375, 503000, 628750, 1006000, 1257500, 2515000, 5030000]

約数ペア:

[(1, 5030000), (2, 2515000), (4, 1257500), (5, 1006000), (8, 628750), (10, 503000), (16, 314375), (20, 251500), (25, 201200), (40, 125750), (50, 100600), (80, 62875), (100, 50300), (125, 40240), (200, 25150), (250, 20120), (400, 12575), (500, 10060), (503, 10000), (625, 8048), (1000, 5030), (1006, 5000), (1250, 4024), (2000, 2515), (2012, 2500)]