2089187425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2578

約数の個数: 48

約数和(自身を含む): 2906813952

約数和(自身を除く): 817626527

約数列:

[1, 5, 13, 25, 37, 65, 71, 185, 325, 355, 481, 923, 925, 1775, 2405, 2447, 2627, 4615, 12025, 12235, 13135, 23075, 31811, 34151, 61175, 65675, 90539, 159055, 170755, 173737, 452695, 795275, 853775, 868685, 1177007, 2258581, 2263475, 4343425, 5885035, 6428269, 11292905, 29425175, 32141345, 56464525, 83567497, 160706725, 417837485, 2089187425]

約数ペア:

[(1, 2089187425), (5, 417837485), (13, 160706725), (25, 83567497), (37, 56464525), (65, 32141345), (71, 29425175), (185, 11292905), (325, 6428269), (355, 5885035), (481, 4343425), (923, 2263475), (925, 2258581), (1775, 1177007), (2405, 868685), (2447, 853775), (2627, 795275), (4615, 452695), (12025, 173737), (12235, 170755), (13135, 159055), (23075, 90539), (31811, 65675), (34151, 61175)]