79377640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1750

約数の個数: 64

約数和(自身を含む): 189378000

約数和(自身を除く): 110000360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 820, 1160, 1189, 1640, 1669, 2378, 3338, 4756, 5945, 6676, 8345, 9512, 11890, 13352, 16690, 23780, 33380, 47560, 48401, 66760, 68429, 96802, 136858, 193604, 242005, 273716, 342145, 387208, 484010, 547432, 684290, 968020, 1368580, 1936040, 1984441, 2737160, 3968882, 7937764, 9922205, 15875528, 19844410, 39688820, 79377640]

約数ペア:

[(1, 79377640), (2, 39688820), (4, 19844410), (5, 15875528), (8, 9922205), (10, 7937764), (20, 3968882), (29, 2737160), (40, 1984441), (41, 1936040), (58, 1368580), (82, 968020), (116, 684290), (145, 547432), (164, 484010), (205, 387208), (232, 342145), (290, 273716), (328, 242005), (410, 193604), (580, 136858), (820, 96802), (1160, 68429), (1189, 66760), (1640, 48401), (1669, 47560), (2378, 33380), (3338, 23780), (4756, 16690), (5945, 13352), (6676, 11890), (8345, 9512)]