81077645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 111974400

約数和(自身を除く): 30896755

約数列:

[1, 5, 11, 23, 55, 107, 115, 253, 535, 599, 1177, 1265, 2461, 2995, 5885, 6589, 12305, 13777, 27071, 32945, 64093, 68885, 135355, 151547, 320465, 705023, 757735, 1474139, 3525115, 7370695, 16215529, 81077645]

約数ペア:

[(1, 81077645), (5, 16215529), (11, 7370695), (23, 3525115), (55, 1474139), (107, 757735), (115, 705023), (253, 320465), (535, 151547), (599, 135355), (1177, 68885), (1265, 64093), (2461, 32945), (2995, 27071), (5885, 13777), (6589, 12305)]