198486590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{769}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 365238720

約数和(自身を除く): 166752130

約数列:

[1, 2, 5, 10, 53, 106, 265, 487, 530, 769, 974, 1538, 2435, 3845, 4870, 7690, 25811, 40757, 51622, 81514, 129055, 203785, 258110, 374503, 407570, 749006, 1872515, 3745030, 19848659, 39697318, 99243295, 198486590]

約数ペア:

[(1, 198486590), (2, 99243295), (5, 39697318), (10, 19848659), (53, 3745030), (106, 1872515), (265, 749006), (487, 407570), (530, 374503), (769, 258110), (974, 203785), (1538, 129055), (2435, 81514), (3845, 51622), (4870, 40757), (7690, 25811)]