80671395

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2677}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 153867168

約数和(自身を除く): 73195773

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 245, 287, 615, 735, 861, 1435, 2009, 2677, 4305, 6027, 8031, 10045, 13385, 18739, 30135, 40155, 56217, 93695, 109757, 131173, 281085, 329271, 393519, 548785, 655865, 768299, 1646355, 1967595, 2304897, 3841495, 5378093, 11524485, 16134279, 26890465, 80671395]

約数ペア:

[(1, 80671395), (3, 26890465), (5, 16134279), (7, 11524485), (15, 5378093), (21, 3841495), (35, 2304897), (41, 1967595), (49, 1646355), (105, 768299), (123, 655865), (147, 548785), (205, 393519), (245, 329271), (287, 281085), (615, 131173), (735, 109757), (861, 93695), (1435, 56217), (2009, 40155), (2677, 30135), (4305, 18739), (6027, 13385), (8031, 10045)]