81739808

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 182020608

約数和(自身を除く): 100280800

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 37, 62, 68, 74, 124, 131, 136, 148, 248, 262, 272, 296, 496, 524, 527, 544, 592, 629, 992, 1048, 1054, 1147, 1184, 1258, 2096, 2108, 2227, 2294, 2516, 4061, 4192, 4216, 4454, 4588, 4847, 5032, 8122, 8432, 8908, 9176, 9694, 10064, 16244, 16864, 17816, 18352, 19388, 19499, 20128, 32488, 35632, 36704, 38776, 38998, 64976, 69037, 71264, 77552, 77996, 82399, 129952, 138074, 150257, 155104, 155992, 164798, 276148, 300514, 311984, 329596, 552296, 601028, 623968, 659192, 1104592, 1202056, 1318384, 2209184, 2404112, 2554369, 2636768, 4808224, 5108738, 10217476, 20434952, 40869904, 81739808]

約数ペア:

[(1, 81739808), (2, 40869904), (4, 20434952), (8, 10217476), (16, 5108738), (17, 4808224), (31, 2636768), (32, 2554369), (34, 2404112), (37, 2209184), (62, 1318384), (68, 1202056), (74, 1104592), (124, 659192), (131, 623968), (136, 601028), (148, 552296), (248, 329596), (262, 311984), (272, 300514), (296, 276148), (496, 164798), (524, 155992), (527, 155104), (544, 150257), (592, 138074), (629, 129952), (992, 82399), (1048, 77996), (1054, 77552), (1147, 71264), (1184, 69037), (1258, 64976), (2096, 38998), (2108, 38776), (2227, 36704), (2294, 35632), (2516, 32488), (4061, 20128), (4192, 19499), (4216, 19388), (4454, 18352), (4588, 17816), (4847, 16864), (5032, 16244), (8122, 10064), (8432, 9694), (8908, 9176)]