81876872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5779}}^1$

素因数の和:5826

約数の個数: 64

約数和(自身を含む): 199756800

約数和(自身を除く): 117879928

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 3542, 5779, 7084, 11558, 14168, 23116, 40453, 46232, 63569, 80906, 127138, 132917, 161812, 254276, 265834, 323624, 444983, 508552, 531668, 889966, 930419, 1063336, 1462087, 1779932, 1860838, 2924174, 3559864, 3721676, 5848348, 7443352, 10234609, 11696696, 20469218, 40938436, 81876872]

約数ペア:

[(1, 81876872), (2, 40938436), (4, 20469218), (7, 11696696), (8, 10234609), (11, 7443352), (14, 5848348), (22, 3721676), (23, 3559864), (28, 2924174), (44, 1860838), (46, 1779932), (56, 1462087), (77, 1063336), (88, 930419), (92, 889966), (154, 531668), (161, 508552), (184, 444983), (253, 323624), (308, 265834), (322, 254276), (506, 161812), (616, 132917), (644, 127138), (1012, 80906), (1288, 63569), (1771, 46232), (2024, 40453), (3542, 23116), (5779, 14168), (7084, 11558)]