81050736

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 226992416

約数和(自身を除く): 145941680

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 193, 208, 312, 386, 579, 624, 673, 772, 1158, 1346, 1544, 2019, 2316, 2509, 2692, 3088, 4038, 4632, 5018, 5384, 7527, 8076, 8749, 9264, 10036, 10768, 15054, 16152, 17498, 20072, 26247, 30108, 32304, 34996, 40144, 52494, 60216, 69992, 104988, 120432, 129889, 139984, 209976, 259778, 389667, 419952, 519556, 779334, 1039112, 1558668, 1688557, 2078224, 3117336, 3377114, 5065671, 6234672, 6754228, 10131342, 13508456, 20262684, 27016912, 40525368, 81050736]

約数ペア:

[(1, 81050736), (2, 40525368), (3, 27016912), (4, 20262684), (6, 13508456), (8, 10131342), (12, 6754228), (13, 6234672), (16, 5065671), (24, 3377114), (26, 3117336), (39, 2078224), (48, 1688557), (52, 1558668), (78, 1039112), (104, 779334), (156, 519556), (193, 419952), (208, 389667), (312, 259778), (386, 209976), (579, 139984), (624, 129889), (673, 120432), (772, 104988), (1158, 69992), (1346, 60216), (1544, 52494), (2019, 40144), (2316, 34996), (2509, 32304), (2692, 30108), (3088, 26247), (4038, 20072), (4632, 17498), (5018, 16152), (5384, 15054), (7527, 10768), (8076, 10036), (8749, 9264)]