26439875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 42771456

約数和(自身を除く): 16331581

約数列:

[1, 5, 7, 11, 25, 35, 41, 55, 67, 77, 125, 175, 205, 275, 287, 335, 385, 451, 469, 737, 875, 1025, 1375, 1435, 1675, 1925, 2255, 2345, 2747, 3157, 3685, 5125, 5159, 7175, 8375, 9625, 11275, 11725, 13735, 15785, 18425, 19229, 25795, 30217, 35875, 56375, 58625, 68675, 78925, 92125, 96145, 128975, 151085, 211519, 343375, 394625, 480725, 644875, 755425, 1057595, 2403625, 3777125, 5287975, 26439875]

約数ペア:

[(1, 26439875), (5, 5287975), (7, 3777125), (11, 2403625), (25, 1057595), (35, 755425), (41, 644875), (55, 480725), (67, 394625), (77, 343375), (125, 211519), (175, 151085), (205, 128975), (275, 96145), (287, 92125), (335, 78925), (385, 68675), (451, 58625), (469, 56375), (737, 35875), (875, 30217), (1025, 25795), (1375, 19229), (1435, 18425), (1675, 15785), (1925, 13735), (2255, 11725), (2345, 11275), (2747, 9625), (3157, 8375), (3685, 7175), (5125, 5159)]