90770055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2389}}^1$

素因数の和:2563

約数の個数: 32

約数和(自身を含む): 154872000

約数和(自身を除く): 64101945

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 2235, 2389, 2533, 7167, 7599, 11945, 12665, 35835, 37995, 40613, 121839, 203065, 355961, 609195, 1067883, 1779805, 5339415, 6051337, 18154011, 30256685, 90770055]

約数ペア:

[(1, 90770055), (3, 30256685), (5, 18154011), (15, 6051337), (17, 5339415), (51, 1779805), (85, 1067883), (149, 609195), (255, 355961), (447, 203065), (745, 121839), (2235, 40613), (2389, 37995), (2533, 35835), (7167, 12665), (7599, 11945)]