72688528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21737}}^1$

素因数の和:21775

約数の個数: 40

約数和(自身を含む): 161730720

約数和(自身を除く): 89042192

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 21737, 43474, 86948, 173896, 239107, 347792, 413003, 478214, 826006, 956428, 1652012, 1912856, 3304024, 3825712, 4543033, 6608048, 9086066, 18172132, 36344264, 72688528]

約数ペア:

[(1, 72688528), (2, 36344264), (4, 18172132), (8, 9086066), (11, 6608048), (16, 4543033), (19, 3825712), (22, 3304024), (38, 1912856), (44, 1652012), (76, 956428), (88, 826006), (152, 478214), (176, 413003), (209, 347792), (304, 239107), (418, 173896), (836, 86948), (1672, 43474), (3344, 21737)]