67930640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 168739200

約数和(自身を除く): 100808560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 199, 251, 272, 340, 398, 502, 680, 796, 995, 1004, 1255, 1360, 1592, 1990, 2008, 2510, 3184, 3383, 3980, 4016, 4267, 5020, 6766, 7960, 8534, 10040, 13532, 15920, 16915, 17068, 20080, 21335, 27064, 33830, 34136, 42670, 49949, 54128, 67660, 68272, 85340, 99898, 135320, 170680, 199796, 249745, 270640, 341360, 399592, 499490, 799184, 849133, 998980, 1698266, 1997960, 3396532, 3995920, 4245665, 6793064, 8491330, 13586128, 16982660, 33965320, 67930640]

約数ペア:

[(1, 67930640), (2, 33965320), (4, 16982660), (5, 13586128), (8, 8491330), (10, 6793064), (16, 4245665), (17, 3995920), (20, 3396532), (34, 1997960), (40, 1698266), (68, 998980), (80, 849133), (85, 799184), (136, 499490), (170, 399592), (199, 341360), (251, 270640), (272, 249745), (340, 199796), (398, 170680), (502, 135320), (680, 99898), (796, 85340), (995, 68272), (1004, 67660), (1255, 54128), (1360, 49949), (1592, 42670), (1990, 34136), (2008, 33830), (2510, 27064), (3184, 21335), (3383, 20080), (3980, 17068), (4016, 16915), (4267, 15920), (5020, 13532), (6766, 10040), (7960, 8534)]