25405568

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 28058752

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 103, 128, 164, 188, 206, 328, 376, 412, 656, 752, 824, 1312, 1504, 1648, 1927, 2624, 3008, 3296, 3854, 4223, 4841, 5248, 6016, 6592, 7708, 8446, 9682, 13184, 15416, 16892, 19364, 30832, 33784, 38728, 61664, 67568, 77456, 123328, 135136, 154912, 198481, 246656, 270272, 309824, 396962, 540544, 619648, 793924, 1587848, 3175696, 6351392, 12702784, 25405568]

約数ペア:

[(1, 25405568), (2, 12702784), (4, 6351392), (8, 3175696), (16, 1587848), (32, 793924), (41, 619648), (47, 540544), (64, 396962), (82, 309824), (94, 270272), (103, 246656), (128, 198481), (164, 154912), (188, 135136), (206, 123328), (328, 77456), (376, 67568), (412, 61664), (656, 38728), (752, 33784), (824, 30832), (1312, 19364), (1504, 16892), (1648, 15416), (1927, 13184), (2624, 9682), (3008, 8446), (3296, 7708), (3854, 6592), (4223, 6016), (4841, 5248)]