26364375

素因数分解:

$3^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 60

約数和(自身を含む): 49140520

約数和(自身を除く): 22776145

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 109, 125, 129, 215, 225, 327, 375, 387, 545, 625, 645, 981, 1075, 1125, 1635, 1875, 1935, 2725, 3225, 4687, 4905, 5375, 5625, 8175, 9675, 13625, 14061, 16125, 23435, 24525, 26875, 40875, 42183, 48375, 68125, 70305, 80625, 117175, 122625, 204375, 210915, 241875, 351525, 585875, 613125, 1054575, 1757625, 2929375, 5272875, 8788125, 26364375]

約数ペア:

[(1, 26364375), (3, 8788125), (5, 5272875), (9, 2929375), (15, 1757625), (25, 1054575), (43, 613125), (45, 585875), (75, 351525), (109, 241875), (125, 210915), (129, 204375), (215, 122625), (225, 117175), (327, 80625), (375, 70305), (387, 68125), (545, 48375), (625, 42183), (645, 40875), (981, 26875), (1075, 24525), (1125, 23435), (1635, 16125), (1875, 14061), (1935, 13625), (2725, 9675), (3225, 8175), (4687, 5625), (4905, 5375)]