25800832

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 29719808

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 167, 272, 284, 334, 544, 568, 668, 1088, 1136, 1207, 1336, 2176, 2272, 2414, 2672, 2839, 4544, 4828, 5344, 5678, 9088, 9656, 10688, 11356, 11857, 19312, 21376, 22712, 23714, 38624, 45424, 47428, 77248, 90848, 94856, 154496, 181696, 189712, 201569, 363392, 379424, 403138, 758848, 806276, 1517696, 1612552, 3225104, 6450208, 12900416, 25800832]

約数ペア:

[(1, 25800832), (2, 12900416), (4, 6450208), (8, 3225104), (16, 1612552), (17, 1517696), (32, 806276), (34, 758848), (64, 403138), (68, 379424), (71, 363392), (128, 201569), (136, 189712), (142, 181696), (167, 154496), (272, 94856), (284, 90848), (334, 77248), (544, 47428), (568, 45424), (668, 38624), (1088, 23714), (1136, 22712), (1207, 21376), (1336, 19312), (2176, 11857), (2272, 11356), (2414, 10688), (2672, 9656), (2839, 9088), (4544, 5678), (4828, 5344)]