81025728

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 168

約数和(自身を含む): 260128512

約数和(自身を除く): 179102784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 133, 152, 167, 168, 192, 224, 228, 266, 304, 334, 336, 361, 399, 448, 456, 501, 532, 608, 668, 672, 722, 798, 912, 1002, 1064, 1083, 1169, 1216, 1336, 1344, 1444, 1596, 1824, 2004, 2128, 2166, 2338, 2527, 2672, 2888, 3173, 3192, 3507, 3648, 4008, 4256, 4332, 4676, 5054, 5344, 5776, 6346, 6384, 7014, 7581, 8016, 8512, 8664, 9352, 9519, 10108, 10688, 11552, 12692, 12768, 14028, 15162, 16032, 17328, 18704, 19038, 20216, 22211, 23104, 25384, 25536, 28056, 30324, 32064, 34656, 37408, 38076, 40432, 44422, 50768, 56112, 60287, 60648, 66633, 69312, 74816, 76152, 80864, 88844, 101536, 112224, 120574, 121296, 133266, 152304, 161728, 177688, 180861, 203072, 224448, 241148, 242592, 266532, 304608, 355376, 361722, 422009, 482296, 485184, 533064, 609216, 710752, 723444, 844018, 964592, 1066128, 1266027, 1421504, 1446888, 1688036, 1929184, 2132256, 2532054, 2893776, 3376072, 3858368, 4264512, 5064108, 5787552, 6752144, 10128216, 11575104, 13504288, 20256432, 27008576, 40512864, 81025728]

約数ペア:

[(1, 81025728), (2, 40512864), (3, 27008576), (4, 20256432), (6, 13504288), (7, 11575104), (8, 10128216), (12, 6752144), (14, 5787552), (16, 5064108), (19, 4264512), (21, 3858368), (24, 3376072), (28, 2893776), (32, 2532054), (38, 2132256), (42, 1929184), (48, 1688036), (56, 1446888), (57, 1421504), (64, 1266027), (76, 1066128), (84, 964592), (96, 844018), (112, 723444), (114, 710752), (133, 609216), (152, 533064), (167, 485184), (168, 482296), (192, 422009), (224, 361722), (228, 355376), (266, 304608), (304, 266532), (334, 242592), (336, 241148), (361, 224448), (399, 203072), (448, 180861), (456, 177688), (501, 161728), (532, 152304), (608, 133266), (668, 121296), (672, 120574), (722, 112224), (798, 101536), (912, 88844), (1002, 80864), (1064, 76152), (1083, 74816), (1169, 69312), (1216, 66633), (1336, 60648), (1344, 60287), (1444, 56112), (1596, 50768), (1824, 44422), (2004, 40432), (2128, 38076), (2166, 37408), (2338, 34656), (2527, 32064), (2672, 30324), (2888, 28056), (3173, 25536), (3192, 25384), (3507, 23104), (3648, 22211), (4008, 20216), (4256, 19038), (4332, 18704), (4676, 17328), (5054, 16032), (5344, 15162), (5776, 14028), (6346, 12768), (6384, 12692), (7014, 11552), (7581, 10688), (8016, 10108), (8512, 9519), (8664, 9352)]