68177776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1801

約数の個数: 40

約数和(自身を含む): 140147280

約数和(自身を除く): 71969504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 137, 152, 274, 304, 548, 1096, 1637, 2192, 2603, 3274, 5206, 6548, 10412, 13096, 20824, 26192, 31103, 41648, 62206, 124412, 224269, 248824, 448538, 497648, 897076, 1794152, 3588304, 4261111, 8522222, 17044444, 34088888, 68177776]

約数ペア:

[(1, 68177776), (2, 34088888), (4, 17044444), (8, 8522222), (16, 4261111), (19, 3588304), (38, 1794152), (76, 897076), (137, 497648), (152, 448538), (274, 248824), (304, 224269), (548, 124412), (1096, 62206), (1637, 41648), (2192, 31103), (2603, 26192), (3274, 20824), (5206, 13096), (6548, 10412)]