72281776

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33967}}^1$

素因数の和:34001

約数の個数: 40

約数和(自身を含む): 168481280

約数和(自身を除く): 96199504

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 33967, 67934, 135868, 237769, 271736, 475538, 543472, 645373, 951076, 1290746, 1902152, 2581492, 3804304, 4517611, 5162984, 9035222, 10325968, 18070444, 36140888, 72281776]

約数ペア:

[(1, 72281776), (2, 36140888), (4, 18070444), (7, 10325968), (8, 9035222), (14, 5162984), (16, 4517611), (19, 3804304), (28, 2581492), (38, 1902152), (56, 1290746), (76, 951076), (112, 645373), (133, 543472), (152, 475538), (266, 271736), (304, 237769), (532, 135868), (1064, 67934), (2128, 33967)]