201222970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{3041}}^1$

素因数の和:3570

約数の個数: 32

約数和(自身を含む): 390957840

約数和(自身を除く): 189734870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 509, 1018, 2545, 3041, 5090, 6082, 6617, 13234, 15205, 30410, 33085, 39533, 66170, 79066, 197665, 395330, 1547869, 3095738, 7739345, 15478690, 20122297, 40244594, 100611485, 201222970]

約数ペア:

[(1, 201222970), (2, 100611485), (5, 40244594), (10, 20122297), (13, 15478690), (26, 7739345), (65, 3095738), (130, 1547869), (509, 395330), (1018, 197665), (2545, 79066), (3041, 66170), (5090, 39533), (6082, 33085), (6617, 30410), (13234, 15205)]