142494910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{2657}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 266395392

約数和(自身を除く): 123900482

約数列:

[1, 2, 5, 10, 31, 62, 155, 173, 310, 346, 865, 1730, 2657, 5314, 5363, 10726, 13285, 26570, 26815, 53630, 82367, 164734, 411835, 459661, 823670, 919322, 2298305, 4596610, 14249491, 28498982, 71247455, 142494910]

約数ペア:

[(1, 142494910), (2, 71247455), (5, 28498982), (10, 14249491), (31, 4596610), (62, 2298305), (155, 919322), (173, 823670), (310, 459661), (346, 411835), (865, 164734), (1730, 82367), (2657, 53630), (5314, 26815), (5363, 26570), (10726, 13285)]