265142045

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4639}}^1$

素因数の和:4745

約数の個数: 32

約数和(自身を含む): 384860160

約数和(自身を除く): 119718115

約数列:

[1, 5, 7, 23, 35, 71, 115, 161, 355, 497, 805, 1633, 2485, 4639, 8165, 11431, 23195, 32473, 57155, 106697, 162365, 329369, 533485, 746879, 1646845, 2305583, 3734395, 7575487, 11527915, 37877435, 53028409, 265142045]

約数ペア:

[(1, 265142045), (5, 53028409), (7, 37877435), (23, 11527915), (35, 7575487), (71, 3734395), (115, 2305583), (161, 1646845), (355, 746879), (497, 533485), (805, 329369), (1633, 162365), (2485, 106697), (4639, 57155), (8165, 32473), (11431, 23195)]