87717008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1637}}^1$

素因数の和:1859

約数の個数: 40

約数和(自身を含む): 180972792

約数和(自身を除く): 93255784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 197, 272, 394, 788, 1576, 1637, 3152, 3274, 3349, 6548, 6698, 13096, 13396, 26192, 26792, 27829, 53584, 55658, 111316, 222632, 322489, 445264, 644978, 1289956, 2579912, 5159824, 5482313, 10964626, 21929252, 43858504, 87717008]

約数ペア:

[(1, 87717008), (2, 43858504), (4, 21929252), (8, 10964626), (16, 5482313), (17, 5159824), (34, 2579912), (68, 1289956), (136, 644978), (197, 445264), (272, 322489), (394, 222632), (788, 111316), (1576, 55658), (1637, 53584), (3152, 27829), (3274, 26792), (3349, 26192), (6548, 13396), (6698, 13096)]