26497280

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 64361472

約数和(自身を除く): 37864192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 163, 254, 256, 320, 326, 508, 635, 640, 652, 815, 1016, 1270, 1280, 1304, 1630, 2032, 2540, 2608, 3260, 4064, 5080, 5216, 6520, 8128, 10160, 10432, 13040, 16256, 20320, 20701, 20864, 26080, 32512, 40640, 41402, 41728, 52160, 81280, 82804, 103505, 104320, 162560, 165608, 207010, 208640, 331216, 414020, 662432, 828040, 1324864, 1656080, 2649728, 3312160, 5299456, 6624320, 13248640, 26497280]

約数ペア:

[(1, 26497280), (2, 13248640), (4, 6624320), (5, 5299456), (8, 3312160), (10, 2649728), (16, 1656080), (20, 1324864), (32, 828040), (40, 662432), (64, 414020), (80, 331216), (127, 208640), (128, 207010), (160, 165608), (163, 162560), (254, 104320), (256, 103505), (320, 82804), (326, 81280), (508, 52160), (635, 41728), (640, 41402), (652, 40640), (815, 32512), (1016, 26080), (1270, 20864), (1280, 20701), (1304, 20320), (1630, 16256), (2032, 13040), (2540, 10432), (2608, 10160), (3260, 8128), (4064, 6520), (5080, 5216)]