68168555

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 108591840

約数和(自身を除く): 40423285

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 455, 595, 637, 833, 1105, 1259, 1547, 3185, 4165, 6295, 7735, 8813, 10829, 16367, 21403, 44065, 54145, 61691, 81835, 107015, 114569, 149821, 278239, 308455, 572845, 749105, 801983, 1048747, 1391195, 1947673, 4009915, 5243735, 9738365, 13633711, 68168555]

約数ペア:

[(1, 68168555), (5, 13633711), (7, 9738365), (13, 5243735), (17, 4009915), (35, 1947673), (49, 1391195), (65, 1048747), (85, 801983), (91, 749105), (119, 572845), (221, 308455), (245, 278239), (455, 149821), (595, 114569), (637, 107015), (833, 81835), (1105, 61691), (1259, 54145), (1547, 44065), (3185, 21403), (4165, 16367), (6295, 10829), (7735, 8813)]