87427664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2069}}^1$

素因数の和:2235

約数の個数: 40

約数和(自身を含む): 179676000

約数和(自身を除く): 92248336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 2069, 2224, 2641, 4138, 5282, 8276, 10564, 16552, 21128, 33104, 39311, 42256, 78622, 157244, 287591, 314488, 575182, 628976, 1150364, 2300728, 4601456, 5464229, 10928458, 21856916, 43713832, 87427664]

約数ペア:

[(1, 87427664), (2, 43713832), (4, 21856916), (8, 10928458), (16, 5464229), (19, 4601456), (38, 2300728), (76, 1150364), (139, 628976), (152, 575182), (278, 314488), (304, 287591), (556, 157244), (1112, 78622), (2069, 42256), (2224, 39311), (2641, 33104), (4138, 21128), (5282, 16552), (8276, 10564)]