83161325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^2$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 115219188

約数和(自身を除く): 32057863

約数列:

[1, 5, 13, 25, 41, 65, 79, 205, 325, 395, 533, 1025, 1027, 1975, 2665, 3239, 5135, 6241, 13325, 16195, 25675, 31205, 42107, 80975, 81133, 156025, 210535, 255881, 405665, 1052675, 1279405, 2028325, 3326453, 6397025, 16632265, 83161325]

約数ペア:

[(1, 83161325), (5, 16632265), (13, 6397025), (25, 3326453), (41, 2028325), (65, 1279405), (79, 1052675), (205, 405665), (325, 255881), (395, 210535), (533, 156025), (1025, 81133), (1027, 80975), (1975, 42107), (2665, 31205), (3239, 25675), (5135, 16195), (6241, 13325)]