163857260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{16033}}^1$

素因数の和:16122

約数の個数: 48

約数和(自身を含む): 398669376

約数和(自身を除く): 234812116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 16033, 32066, 64132, 80165, 112231, 160330, 224462, 320660, 448924, 561155, 1122310, 1170409, 2244620, 2340818, 4681636, 5852045, 8192863, 11704090, 16385726, 23408180, 32771452, 40964315, 81928630, 163857260]

約数ペア:

[(1, 163857260), (2, 81928630), (4, 40964315), (5, 32771452), (7, 23408180), (10, 16385726), (14, 11704090), (20, 8192863), (28, 5852045), (35, 4681636), (70, 2340818), (73, 2244620), (140, 1170409), (146, 1122310), (292, 561155), (365, 448924), (511, 320660), (730, 224462), (1022, 160330), (1460, 112231), (2044, 80165), (2555, 64132), (5110, 32066), (10220, 16033)]