1966891600

素因数分解:

$2^4\times 5^2\times {\mathrm{1229}}^1\times {\mathrm{4001}}^1$

素因数の和:5248

約数の個数: 60

約数和(自身を含む): 4730484060

約数和(自身を除く): 2763592460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1229, 2458, 4001, 4916, 6145, 8002, 9832, 12290, 16004, 19664, 20005, 24580, 30725, 32008, 40010, 49160, 61450, 64016, 80020, 98320, 100025, 122900, 160040, 200050, 245800, 320080, 400100, 491600, 800200, 1600400, 4917229, 9834458, 19668916, 24586145, 39337832, 49172290, 78675664, 98344580, 122930725, 196689160, 245861450, 393378320, 491722900, 983445800, 1966891600]

約数ペア:

[(1, 1966891600), (2, 983445800), (4, 491722900), (5, 393378320), (8, 245861450), (10, 196689160), (16, 122930725), (20, 98344580), (25, 78675664), (40, 49172290), (50, 39337832), (80, 24586145), (100, 19668916), (200, 9834458), (400, 4917229), (1229, 1600400), (2458, 800200), (4001, 491600), (4916, 400100), (6145, 320080), (8002, 245800), (9832, 200050), (12290, 160040), (16004, 122900), (19664, 100025), (20005, 98320), (24580, 80020), (30725, 64016), (32008, 61450), (40010, 49160)]