281902010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{7717}}^1$

素因数の和:8018

約数の個数: 32

約数和(自身を含む): 548471952

約数和(自身を除く): 266569942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 7717, 15434, 18265, 36530, 38585, 77170, 100321, 200642, 501605, 1003210, 2168477, 4336954, 10842385, 21684770, 28190201, 56380402, 140951005, 281902010]

約数ペア:

[(1, 281902010), (2, 140951005), (5, 56380402), (10, 28190201), (13, 21684770), (26, 10842385), (65, 4336954), (130, 2168477), (281, 1003210), (562, 501605), (1405, 200642), (2810, 100321), (3653, 77170), (7306, 38585), (7717, 36530), (15434, 18265)]