72298135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8363}}^1$

素因数の和:8407

約数の個数: 32

約数和(自身を含む): 112412160

約数和(自身を除く): 40114025

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8363, 8645, 41815, 58541, 108719, 158897, 292705, 543595, 761033, 794485, 1112279, 2065661, 3805165, 5561395, 10328305, 14459627, 72298135]

約数ペア:

[(1, 72298135), (5, 14459627), (7, 10328305), (13, 5561395), (19, 3805165), (35, 2065661), (65, 1112279), (91, 794485), (95, 761033), (133, 543595), (247, 292705), (455, 158897), (665, 108719), (1235, 58541), (1729, 41815), (8363, 8645)]