164557904

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 381308928

約数和(自身を除く): 216751024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 47, 56, 86, 94, 112, 172, 188, 301, 329, 344, 376, 602, 658, 688, 727, 752, 1204, 1316, 1454, 2021, 2408, 2632, 2908, 4042, 4816, 5089, 5264, 5816, 8084, 10178, 11632, 14147, 16168, 20356, 28294, 31261, 32336, 34169, 40712, 56588, 62522, 68338, 81424, 113176, 125044, 136676, 218827, 226352, 239183, 250088, 273352, 437654, 478366, 500176, 546704, 875308, 956732, 1469267, 1750616, 1913464, 2938534, 3501232, 3826928, 5877068, 10284869, 11754136, 20569738, 23508272, 41139476, 82278952, 164557904]

約数ペア:

[(1, 164557904), (2, 82278952), (4, 41139476), (7, 23508272), (8, 20569738), (14, 11754136), (16, 10284869), (28, 5877068), (43, 3826928), (47, 3501232), (56, 2938534), (86, 1913464), (94, 1750616), (112, 1469267), (172, 956732), (188, 875308), (301, 546704), (329, 500176), (344, 478366), (376, 437654), (602, 273352), (658, 250088), (688, 239183), (727, 226352), (752, 218827), (1204, 136676), (1316, 125044), (1454, 113176), (2021, 81424), (2408, 68338), (2632, 62522), (2908, 56588), (4042, 40712), (4816, 34169), (5089, 32336), (5264, 31261), (5816, 28294), (8084, 20356), (10178, 16168), (11632, 14147)]