91002760

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4523}}^1$

素因数の和:5037

約数の個数: 32

約数和(自身を含む): 205208640

約数和(自身を除く): 114205880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 4523, 5030, 9046, 10060, 18092, 20120, 22615, 36184, 45230, 90460, 180920, 2275069, 4550138, 9100276, 11375345, 18200552, 22750690, 45501380, 91002760]

約数ペア:

[(1, 91002760), (2, 45501380), (4, 22750690), (5, 18200552), (8, 11375345), (10, 9100276), (20, 4550138), (40, 2275069), (503, 180920), (1006, 90460), (2012, 45230), (2515, 36184), (4024, 22615), (4523, 20120), (5030, 18092), (9046, 10060)]