65186025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 118492416

約数和(自身を除く): 53306391

約数列:

[1, 3, 5, 15, 23, 25, 31, 53, 69, 75, 93, 115, 155, 159, 265, 345, 465, 529, 575, 713, 775, 795, 1219, 1325, 1587, 1643, 1725, 2139, 2325, 2645, 3565, 3657, 3975, 4929, 6095, 7935, 8215, 10695, 13225, 16399, 17825, 18285, 24645, 28037, 30475, 37789, 39675, 41075, 49197, 53475, 81995, 84111, 91425, 113367, 123225, 140185, 188945, 245985, 409975, 420555, 566835, 700925, 869147, 944725, 1229925, 2102775, 2607441, 2834175, 4345735, 13037205, 21728675, 65186025]

約数ペア:

[(1, 65186025), (3, 21728675), (5, 13037205), (15, 4345735), (23, 2834175), (25, 2607441), (31, 2102775), (53, 1229925), (69, 944725), (75, 869147), (93, 700925), (115, 566835), (155, 420555), (159, 409975), (265, 245985), (345, 188945), (465, 140185), (529, 123225), (575, 113367), (713, 91425), (775, 84111), (795, 81995), (1219, 53475), (1325, 49197), (1587, 41075), (1643, 39675), (1725, 37789), (2139, 30475), (2325, 28037), (2645, 24645), (3565, 18285), (3657, 17825), (3975, 16399), (4929, 13225), (6095, 10695), (7935, 8215)]