81450512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 187821312

約数和(自身を除く): 106370800

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 97, 104, 143, 176, 194, 208, 286, 367, 388, 572, 734, 776, 1067, 1144, 1261, 1468, 1552, 2134, 2288, 2522, 2936, 4037, 4268, 4771, 5044, 5872, 8074, 8536, 9542, 10088, 13871, 16148, 17072, 19084, 20176, 27742, 32296, 35599, 38168, 52481, 55484, 64592, 71198, 76336, 104962, 110968, 142396, 209924, 221936, 284792, 391589, 419848, 462787, 569584, 783178, 839696, 925574, 1566356, 1851148, 3132712, 3702296, 5090657, 6265424, 7404592, 10181314, 20362628, 40725256, 81450512]

約数ペア:

[(1, 81450512), (2, 40725256), (4, 20362628), (8, 10181314), (11, 7404592), (13, 6265424), (16, 5090657), (22, 3702296), (26, 3132712), (44, 1851148), (52, 1566356), (88, 925574), (97, 839696), (104, 783178), (143, 569584), (176, 462787), (194, 419848), (208, 391589), (286, 284792), (367, 221936), (388, 209924), (572, 142396), (734, 110968), (776, 104962), (1067, 76336), (1144, 71198), (1261, 64592), (1468, 55484), (1552, 52481), (2134, 38168), (2288, 35599), (2522, 32296), (2936, 27742), (4037, 20176), (4268, 19084), (4771, 17072), (5044, 16148), (5872, 13871), (8074, 10088), (8536, 9542)]