78153140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{300589}}^1$

素因数の和:300611

約数の個数: 24

約数和(自身を含む): 176746920

約数和(自身を除く): 98593780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 300589, 601178, 1202356, 1502945, 3005890, 3907657, 6011780, 7815314, 15630628, 19538285, 39076570, 78153140]

約数ペア:

[(1, 78153140), (2, 39076570), (4, 19538285), (5, 15630628), (10, 7815314), (13, 6011780), (20, 3907657), (26, 3005890), (52, 1502945), (65, 1202356), (130, 601178), (260, 300589)]