82711590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212081}}^1$

素因数の和:212104

約数の個数: 32

約数和(自身を含む): 213778656

約数和(自身を除く): 131067066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 212081, 424162, 636243, 1060405, 1272486, 2120810, 2757053, 3181215, 5514106, 6362430, 8271159, 13785265, 16542318, 27570530, 41355795, 82711590]

約数ペア:

[(1, 82711590), (2, 41355795), (3, 27570530), (5, 16542318), (6, 13785265), (10, 8271159), (13, 6362430), (15, 5514106), (26, 3181215), (30, 2757053), (39, 2120810), (65, 1272486), (78, 1060405), (130, 636243), (195, 424162), (390, 212081)]