25712925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 53425152

約数和(自身を除く): 27712227

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 43, 51, 67, 75, 85, 105, 119, 129, 175, 201, 215, 255, 301, 335, 357, 425, 469, 525, 595, 645, 731, 903, 1005, 1075, 1139, 1275, 1407, 1505, 1675, 1785, 2193, 2345, 2881, 2975, 3225, 3417, 3655, 4515, 5025, 5117, 5695, 7035, 7525, 7973, 8643, 8925, 10965, 11725, 14405, 15351, 17085, 18275, 20167, 22575, 23919, 25585, 28475, 35175, 39865, 43215, 48977, 54825, 60501, 72025, 76755, 85425, 100835, 119595, 127925, 146931, 199325, 216075, 244885, 302505, 342839, 383775, 504175, 597975, 734655, 1028517, 1224425, 1512525, 1714195, 3673275, 5142585, 8570975, 25712925]

約数ペア:

[(1, 25712925), (3, 8570975), (5, 5142585), (7, 3673275), (15, 1714195), (17, 1512525), (21, 1224425), (25, 1028517), (35, 734655), (43, 597975), (51, 504175), (67, 383775), (75, 342839), (85, 302505), (105, 244885), (119, 216075), (129, 199325), (175, 146931), (201, 127925), (215, 119595), (255, 100835), (301, 85425), (335, 76755), (357, 72025), (425, 60501), (469, 54825), (525, 48977), (595, 43215), (645, 39865), (731, 35175), (903, 28475), (1005, 25585), (1075, 23919), (1139, 22575), (1275, 20167), (1407, 18275), (1505, 17085), (1675, 15351), (1785, 14405), (2193, 11725), (2345, 10965), (2881, 8925), (2975, 8643), (3225, 7973), (3417, 7525), (3655, 7035), (4515, 5695), (5025, 5117)]