80320864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3643}}^1$

素因数の和:3719

約数の個数: 48

約数和(自身を含む): 173556432

約数和(自身を除く): 93235568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 3643, 5512, 7286, 11024, 14572, 22048, 29144, 47359, 58288, 94718, 116576, 189436, 193079, 378872, 386158, 757744, 772316, 1515488, 1544632, 2510027, 3089264, 5020054, 6178528, 10040108, 20080216, 40160432, 80320864]

約数ペア:

[(1, 80320864), (2, 40160432), (4, 20080216), (8, 10040108), (13, 6178528), (16, 5020054), (26, 3089264), (32, 2510027), (52, 1544632), (53, 1515488), (104, 772316), (106, 757744), (208, 386158), (212, 378872), (416, 193079), (424, 189436), (689, 116576), (848, 94718), (1378, 58288), (1696, 47359), (2756, 29144), (3643, 22048), (5512, 14572), (7286, 11024)]