161657776

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75967}}^1$

素因数の和:76001

約数の個数: 40

約数和(自身を含む): 376801280

約数和(自身を除く): 215143504

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 75967, 151934, 303868, 531769, 607736, 1063538, 1215472, 1443373, 2127076, 2886746, 4254152, 5773492, 8508304, 10103611, 11546984, 20207222, 23093968, 40414444, 80828888, 161657776]

約数ペア:

[(1, 161657776), (2, 80828888), (4, 40414444), (7, 23093968), (8, 20207222), (14, 11546984), (16, 10103611), (19, 8508304), (28, 5773492), (38, 4254152), (56, 2886746), (76, 2127076), (112, 1443373), (133, 1215472), (152, 1063538), (266, 607736), (304, 531769), (532, 303868), (1064, 151934), (2128, 75967)]