81860832

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:273

約数の個数: 144

約数和(自身を含む): 246250368

約数和(自身を除く): 164389536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 72, 93, 96, 106, 124, 144, 159, 173, 186, 212, 248, 279, 288, 318, 346, 372, 424, 477, 496, 519, 558, 636, 692, 744, 848, 954, 992, 1038, 1116, 1272, 1384, 1488, 1557, 1643, 1696, 1908, 2076, 2232, 2544, 2768, 2976, 3114, 3286, 3816, 4152, 4464, 4929, 5088, 5363, 5536, 6228, 6572, 7632, 8304, 8928, 9169, 9858, 10726, 12456, 13144, 14787, 15264, 16089, 16608, 18338, 19716, 21452, 24912, 26288, 27507, 29574, 32178, 36676, 39432, 42904, 48267, 49824, 52576, 55014, 59148, 64356, 73352, 78864, 82521, 85808, 96534, 110028, 118296, 128712, 146704, 157728, 165042, 171616, 193068, 220056, 236592, 257424, 284239, 293408, 330084, 386136, 440112, 473184, 514848, 568478, 660168, 772272, 852717, 880224, 1136956, 1320336, 1544544, 1705434, 2273912, 2558151, 2640672, 3410868, 4547824, 5116302, 6821736, 9095648, 10232604, 13643472, 20465208, 27286944, 40930416, 81860832]

約数ペア:

[(1, 81860832), (2, 40930416), (3, 27286944), (4, 20465208), (6, 13643472), (8, 10232604), (9, 9095648), (12, 6821736), (16, 5116302), (18, 4547824), (24, 3410868), (31, 2640672), (32, 2558151), (36, 2273912), (48, 1705434), (53, 1544544), (62, 1320336), (72, 1136956), (93, 880224), (96, 852717), (106, 772272), (124, 660168), (144, 568478), (159, 514848), (173, 473184), (186, 440112), (212, 386136), (248, 330084), (279, 293408), (288, 284239), (318, 257424), (346, 236592), (372, 220056), (424, 193068), (477, 171616), (496, 165042), (519, 157728), (558, 146704), (636, 128712), (692, 118296), (744, 110028), (848, 96534), (954, 85808), (992, 82521), (1038, 78864), (1116, 73352), (1272, 64356), (1384, 59148), (1488, 55014), (1557, 52576), (1643, 49824), (1696, 48267), (1908, 42904), (2076, 39432), (2232, 36676), (2544, 32178), (2768, 29574), (2976, 27507), (3114, 26288), (3286, 24912), (3816, 21452), (4152, 19716), (4464, 18338), (4929, 16608), (5088, 16089), (5363, 15264), (5536, 14787), (6228, 13144), (6572, 12456), (7632, 10726), (8304, 9858), (8928, 9169)]