50702000

素因数分解:

$2^4\times 5^3\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 124304544

約数和(自身を除く): 73602544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 125, 200, 202, 250, 251, 400, 404, 500, 502, 505, 808, 1000, 1004, 1010, 1255, 1616, 2000, 2008, 2020, 2510, 2525, 4016, 4040, 5020, 5050, 6275, 8080, 10040, 10100, 12550, 12625, 20080, 20200, 25100, 25250, 25351, 31375, 40400, 50200, 50500, 50702, 62750, 100400, 101000, 101404, 125500, 126755, 202000, 202808, 251000, 253510, 405616, 502000, 507020, 633775, 1014040, 1267550, 2028080, 2535100, 3168875, 5070200, 6337750, 10140400, 12675500, 25351000, 50702000]

約数ペア:

[(1, 50702000), (2, 25351000), (4, 12675500), (5, 10140400), (8, 6337750), (10, 5070200), (16, 3168875), (20, 2535100), (25, 2028080), (40, 1267550), (50, 1014040), (80, 633775), (100, 507020), (101, 502000), (125, 405616), (200, 253510), (202, 251000), (250, 202808), (251, 202000), (400, 126755), (404, 125500), (500, 101404), (502, 101000), (505, 100400), (808, 62750), (1000, 50702), (1004, 50500), (1010, 50200), (1255, 40400), (1616, 31375), (2000, 25351), (2008, 25250), (2020, 25100), (2510, 20200), (2525, 20080), (4016, 12625), (4040, 12550), (5020, 10100), (5050, 10040), (6275, 8080)]