87919130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3433}}^1$

素因数の和:3650

約数の個数: 32

約数和(自身を含む): 171342864

約数和(自身を除く): 83423734

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 3433, 5122, 6866, 12805, 17165, 25610, 34330, 44629, 89258, 223145, 446290, 676301, 1352602, 3381505, 6763010, 8791913, 17583826, 43959565, 87919130]

約数ペア:

[(1, 87919130), (2, 43959565), (5, 17583826), (10, 8791913), (13, 6763010), (26, 3381505), (65, 1352602), (130, 676301), (197, 446290), (394, 223145), (985, 89258), (1970, 44629), (2561, 34330), (3433, 25610), (5122, 17165), (6866, 12805)]