84160270

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 154664640

約数和(自身を除く): 70504370

約数列:

[1, 2, 5, 10, 101, 103, 202, 206, 505, 515, 809, 1010, 1030, 1618, 4045, 8090, 10403, 20806, 52015, 81709, 83327, 104030, 163418, 166654, 408545, 416635, 817090, 833270, 8416027, 16832054, 42080135, 84160270]

約数ペア:

[(1, 84160270), (2, 42080135), (5, 16832054), (10, 8416027), (101, 833270), (103, 817090), (202, 416635), (206, 408545), (505, 166654), (515, 163418), (809, 104030), (1010, 83327), (1030, 81709), (1618, 52015), (4045, 20806), (8090, 10403)]