81366130

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{153521}}^1$

素因数の和:153581

約数の個数: 16

約数和(自身を含む): 149223384

約数和(自身を除く): 67857254

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 153521, 307042, 767605, 1535210, 8136613, 16273226, 40683065, 81366130]

約数ペア:

[(1, 81366130), (2, 40683065), (5, 16273226), (10, 8136613), (53, 1535210), (106, 767605), (265, 307042), (530, 153521)]