81630352

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1615

約数の個数: 40

約数和(自身を含む): 163846656

約数和(自身を除く): 82216304

約数列:

[1, 2, 4, 8, 16, 47, 73, 94, 146, 188, 292, 376, 584, 752, 1168, 1487, 2974, 3431, 5948, 6862, 11896, 13724, 23792, 27448, 54896, 69889, 108551, 139778, 217102, 279556, 434204, 559112, 868408, 1118224, 1736816, 5101897, 10203794, 20407588, 40815176, 81630352]

約数ペア:

[(1, 81630352), (2, 40815176), (4, 20407588), (8, 10203794), (16, 5101897), (47, 1736816), (73, 1118224), (94, 868408), (146, 559112), (188, 434204), (292, 279556), (376, 217102), (584, 139778), (752, 108551), (1168, 69889), (1487, 54896), (2974, 27448), (3431, 23792), (5948, 13724), (6862, 11896)]