71564320

素因数分解:

$2^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1429}}^1$

素因数の和:1757

約数の個数: 48

約数和(自身を含む): 169729560

約数和(自身を除く): 98165240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 313, 626, 1252, 1429, 1565, 2504, 2858, 3130, 5008, 5716, 6260, 7145, 10016, 11432, 12520, 14290, 22864, 25040, 28580, 45728, 50080, 57160, 114320, 228640, 447277, 894554, 1789108, 2236385, 3578216, 4472770, 7156432, 8945540, 14312864, 17891080, 35782160, 71564320]

約数ペア:

[(1, 71564320), (2, 35782160), (4, 17891080), (5, 14312864), (8, 8945540), (10, 7156432), (16, 4472770), (20, 3578216), (32, 2236385), (40, 1789108), (80, 894554), (160, 447277), (313, 228640), (626, 114320), (1252, 57160), (1429, 50080), (1565, 45728), (2504, 28580), (2858, 25040), (3130, 22864), (5008, 14290), (5716, 12520), (6260, 11432), (7145, 10016)]