56144025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:895

約数の個数: 72

約数和(自身を含む): 117740480

約数和(自身を除く): 61596455

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 829, 903, 1075, 1505, 1575, 1935, 2487, 2709, 3225, 4145, 4515, 5803, 7461, 7525, 9675, 12435, 13545, 17409, 20725, 22575, 29015, 35647, 37305, 52227, 62175, 67725, 87045, 106941, 145075, 178235, 186525, 249529, 261135, 320823, 435225, 534705, 748587, 891175, 1247645, 1305675, 1604115, 2245761, 2673525, 3742935, 6238225, 8020575, 11228805, 18714675, 56144025]

約数ペア:

[(1, 56144025), (3, 18714675), (5, 11228805), (7, 8020575), (9, 6238225), (15, 3742935), (21, 2673525), (25, 2245761), (35, 1604115), (43, 1305675), (45, 1247645), (63, 891175), (75, 748587), (105, 534705), (129, 435225), (175, 320823), (215, 261135), (225, 249529), (301, 186525), (315, 178235), (387, 145075), (525, 106941), (645, 87045), (829, 67725), (903, 62175), (1075, 52227), (1505, 37305), (1575, 35647), (1935, 29015), (2487, 22575), (2709, 20725), (3225, 17409), (4145, 13545), (4515, 12435), (5803, 9675), (7461, 7525)]