81227310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{4861}}^1$

素因数の和:5428

約数の個数: 32

約数和(自身を含む): 195335712

約数和(自身を除く): 114108402

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 557, 1114, 1671, 2785, 3342, 4861, 5570, 8355, 9722, 14583, 16710, 24305, 29166, 48610, 72915, 145830, 2707577, 5415154, 8122731, 13537885, 16245462, 27075770, 40613655, 81227310]

約数ペア:

[(1, 81227310), (2, 40613655), (3, 27075770), (5, 16245462), (6, 13537885), (10, 8122731), (15, 5415154), (30, 2707577), (557, 145830), (1114, 72915), (1671, 48610), (2785, 29166), (3342, 24305), (4861, 16710), (5570, 14583), (8355, 9722)]