25407104

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 55161600

約数和(自身を除く): 29754496

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 337, 496, 589, 608, 674, 992, 1178, 1216, 1348, 1984, 2356, 2432, 2696, 3968, 4712, 5392, 6403, 9424, 10447, 10784, 12806, 18848, 20894, 21568, 25612, 37696, 41788, 43136, 51224, 75392, 83576, 102448, 167152, 198493, 204896, 334304, 396986, 409792, 668608, 793972, 819584, 1337216, 1587944, 3175888, 6351776, 12703552, 25407104]

約数ペア:

[(1, 25407104), (2, 12703552), (4, 6351776), (8, 3175888), (16, 1587944), (19, 1337216), (31, 819584), (32, 793972), (38, 668608), (62, 409792), (64, 396986), (76, 334304), (124, 204896), (128, 198493), (152, 167152), (248, 102448), (304, 83576), (337, 75392), (496, 51224), (589, 43136), (608, 41788), (674, 37696), (992, 25612), (1178, 21568), (1216, 20894), (1348, 18848), (1984, 12806), (2356, 10784), (2432, 10447), (2696, 9424), (3968, 6403), (4712, 5392)]