25853960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 64480320

約数和(自身を除く): 38626360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 877, 1340, 1474, 1754, 2680, 2948, 3508, 3685, 4385, 5896, 7016, 7370, 8770, 9647, 14740, 17540, 19294, 29480, 35080, 38588, 48235, 58759, 77176, 96470, 117518, 192940, 235036, 293795, 385880, 470072, 587590, 646349, 1175180, 1292698, 2350360, 2585396, 3231745, 5170792, 6463490, 12926980, 25853960]

約数ペア:

[(1, 25853960), (2, 12926980), (4, 6463490), (5, 5170792), (8, 3231745), (10, 2585396), (11, 2350360), (20, 1292698), (22, 1175180), (40, 646349), (44, 587590), (55, 470072), (67, 385880), (88, 293795), (110, 235036), (134, 192940), (220, 117518), (268, 96470), (335, 77176), (440, 58759), (536, 48235), (670, 38588), (737, 35080), (877, 29480), (1340, 19294), (1474, 17540), (1754, 14740), (2680, 9647), (2948, 8770), (3508, 7370), (3685, 7016), (4385, 5896)]