81444248

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 155660400

約数和(自身を除く): 74216152

約数列:

[1, 2, 4, 8, 83, 166, 173, 332, 346, 664, 692, 709, 1384, 1418, 2836, 5672, 14359, 28718, 57436, 58847, 114872, 117694, 122657, 235388, 245314, 470776, 490628, 981256, 10180531, 20361062, 40722124, 81444248]

約数ペア:

[(1, 81444248), (2, 40722124), (4, 20361062), (8, 10180531), (83, 981256), (166, 490628), (173, 470776), (332, 245314), (346, 235388), (664, 122657), (692, 117694), (709, 114872), (1384, 58847), (1418, 57436), (2836, 28718), (5672, 14359)]