25881180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33181}}^1$

素因数の和:33206

約数の個数: 48

約数和(自身を含む): 78044064

約数和(自身を除く): 52162884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 33181, 66362, 99543, 132724, 165905, 199086, 331810, 398172, 431353, 497715, 663620, 862706, 995430, 1294059, 1725412, 1990860, 2156765, 2588118, 4313530, 5176236, 6470295, 8627060, 12940590, 25881180]

約数ペア:

[(1, 25881180), (2, 12940590), (3, 8627060), (4, 6470295), (5, 5176236), (6, 4313530), (10, 2588118), (12, 2156765), (13, 1990860), (15, 1725412), (20, 1294059), (26, 995430), (30, 862706), (39, 663620), (52, 497715), (60, 431353), (65, 398172), (78, 331810), (130, 199086), (156, 165905), (195, 132724), (260, 99543), (390, 66362), (780, 33181)]