86538970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{15649}}^1$

素因数の和:15742

約数の個数: 32

約数和(自身を含む): 180288000

約数和(自身を除く): 93749030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 15649, 31298, 78245, 109543, 156490, 219086, 547715, 1095430, 1236271, 2472542, 6181355, 8653897, 12362710, 17307794, 43269485, 86538970]

約数ペア:

[(1, 86538970), (2, 43269485), (5, 17307794), (7, 12362710), (10, 8653897), (14, 6181355), (35, 2472542), (70, 1236271), (79, 1095430), (158, 547715), (395, 219086), (553, 156490), (790, 109543), (1106, 78245), (2765, 31298), (5530, 15649)]