1810362700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{3137}}^1$

素因数の和:3379

約数の個数: 72

約数和(自身を含む): 4085676000

約数和(自身を除く): 2275313300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 199, 290, 398, 580, 725, 796, 995, 1450, 1990, 2900, 3137, 3980, 4975, 5771, 6274, 9950, 11542, 12548, 15685, 19900, 23084, 28855, 31370, 57710, 62740, 78425, 90973, 115420, 144275, 156850, 181946, 288550, 313700, 363892, 454865, 577100, 624263, 909730, 1248526, 1819460, 2274325, 2497052, 3121315, 4548650, 6242630, 9097300, 12485260, 15606575, 18103627, 31213150, 36207254, 62426300, 72414508, 90518135, 181036270, 362072540, 452590675, 905181350, 1810362700]

約数ペア:

[(1, 1810362700), (2, 905181350), (4, 452590675), (5, 362072540), (10, 181036270), (20, 90518135), (25, 72414508), (29, 62426300), (50, 36207254), (58, 31213150), (100, 18103627), (116, 15606575), (145, 12485260), (199, 9097300), (290, 6242630), (398, 4548650), (580, 3121315), (725, 2497052), (796, 2274325), (995, 1819460), (1450, 1248526), (1990, 909730), (2900, 624263), (3137, 577100), (3980, 454865), (4975, 363892), (5771, 313700), (6274, 288550), (9950, 181946), (11542, 156850), (12548, 144275), (15685, 115420), (19900, 90973), (23084, 78425), (28855, 62740), (31370, 57710)]