304849475

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 469032480

約数和(自身を除く): 164183005

約数列:

[1, 5, 7, 23, 25, 35, 37, 89, 115, 161, 175, 185, 259, 445, 529, 575, 623, 805, 851, 925, 1295, 2047, 2225, 2645, 3115, 3293, 3703, 4025, 4255, 5957, 6475, 10235, 13225, 14329, 15575, 16465, 18515, 19573, 21275, 23051, 29785, 47081, 51175, 71645, 75739, 82325, 92575, 97865, 115255, 137011, 148925, 235405, 329567, 358225, 378695, 489325, 530173, 576275, 685055, 1177025, 1647835, 1741997, 1893475, 2650865, 3425275, 8239175, 8709985, 12193979, 13254325, 43549925, 60969895, 304849475]

約数ペア:

[(1, 304849475), (5, 60969895), (7, 43549925), (23, 13254325), (25, 12193979), (35, 8709985), (37, 8239175), (89, 3425275), (115, 2650865), (161, 1893475), (175, 1741997), (185, 1647835), (259, 1177025), (445, 685055), (529, 576275), (575, 530173), (623, 489325), (805, 378695), (851, 358225), (925, 329567), (1295, 235405), (2047, 148925), (2225, 137011), (2645, 115255), (3115, 97865), (3293, 92575), (3703, 82325), (4025, 75739), (4255, 71645), (5957, 51175), (6475, 47081), (10235, 29785), (13225, 23051), (14329, 21275), (15575, 19573), (16465, 18515)]