81309776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9643}}^1$

素因数の和:9699

約数の個数: 40

約数和(自身を含む): 172203264

約数和(自身を除く): 90893488

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 9643, 19286, 38572, 77144, 154288, 163931, 298933, 327862, 597866, 655724, 1195732, 1311448, 2391464, 2622896, 4782928, 5081861, 10163722, 20327444, 40654888, 81309776]

約数ペア:

[(1, 81309776), (2, 40654888), (4, 20327444), (8, 10163722), (16, 5081861), (17, 4782928), (31, 2622896), (34, 2391464), (62, 1311448), (68, 1195732), (124, 655724), (136, 597866), (248, 327862), (272, 298933), (496, 163931), (527, 154288), (1054, 77144), (2108, 38572), (4216, 19286), (8432, 9643)]