508736720

素因数分解:

$2^4\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{5051}}^1$

素因数の和:6323

約数の個数: 40

約数和(自身を含む): 1183986720

約数和(自身を除く): 675250000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1259, 2518, 5036, 5051, 6295, 10072, 10102, 12590, 20144, 20204, 25180, 25255, 40408, 50360, 50510, 80816, 100720, 101020, 202040, 404080, 6359209, 12718418, 25436836, 31796045, 50873672, 63592090, 101747344, 127184180, 254368360, 508736720]

約数ペア:

[(1, 508736720), (2, 254368360), (4, 127184180), (5, 101747344), (8, 63592090), (10, 50873672), (16, 31796045), (20, 25436836), (40, 12718418), (80, 6359209), (1259, 404080), (2518, 202040), (5036, 101020), (5051, 100720), (6295, 80816), (10072, 50510), (10102, 50360), (12590, 40408), (20144, 25255), (20204, 25180)]