81461552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9661}}^1$

素因数の和:9717

約数の個数: 40

約数和(自身を含む): 172524672

約数和(自身を除く): 91063120

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 9661, 19322, 38644, 77288, 154576, 164237, 299491, 328474, 598982, 656948, 1197964, 1313896, 2395928, 2627792, 4791856, 5091347, 10182694, 20365388, 40730776, 81461552]

約数ペア:

[(1, 81461552), (2, 40730776), (4, 20365388), (8, 10182694), (16, 5091347), (17, 4791856), (31, 2627792), (34, 2395928), (62, 1313896), (68, 1197964), (124, 656948), (136, 598982), (248, 328474), (272, 299491), (496, 164237), (527, 154576), (1054, 77288), (2108, 38644), (4216, 19322), (8432, 9661)]