131175460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{504521}}^1$

素因数の和:504543

約数の個数: 24

約数和(自身を含む): 296658936

約数和(自身を除く): 165483476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 504521, 1009042, 2018084, 2522605, 5045210, 6558773, 10090420, 13117546, 26235092, 32793865, 65587730, 131175460]

約数ペア:

[(1, 131175460), (2, 65587730), (4, 32793865), (5, 26235092), (10, 13117546), (13, 10090420), (20, 6558773), (26, 5045210), (52, 2522605), (65, 2018084), (130, 1009042), (260, 504521)]