18240800

素因数分解:

$2^5\times 5^2\times {\mathrm{151}}^2$

素因数の和:322

約数の個数: 54

約数和(自身を含む): 44827209

約数和(自身を除く): 26586409

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 151, 160, 200, 302, 400, 604, 755, 800, 1208, 1510, 2416, 3020, 3775, 4832, 6040, 7550, 12080, 15100, 22801, 24160, 30200, 45602, 60400, 91204, 114005, 120800, 182408, 228010, 364816, 456020, 570025, 729632, 912040, 1140050, 1824080, 2280100, 3648160, 4560200, 9120400, 18240800]

約数ペア:

[(1, 18240800), (2, 9120400), (4, 4560200), (5, 3648160), (8, 2280100), (10, 1824080), (16, 1140050), (20, 912040), (25, 729632), (32, 570025), (40, 456020), (50, 364816), (80, 228010), (100, 182408), (151, 120800), (160, 114005), (200, 91204), (302, 60400), (400, 45602), (604, 30200), (755, 24160), (800, 22801), (1208, 15100), (1510, 12080), (2416, 7550), (3020, 6040), (3775, 4832)]