161195972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4639}}^1$

素因数の和:4740

約数の個数: 48

約数和(自身を含む): 346106880

約数和(自身を除く): 184910908

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 73, 119, 146, 238, 292, 476, 511, 1022, 1241, 2044, 2482, 4639, 4964, 8687, 9278, 17374, 18556, 32473, 34748, 64946, 78863, 129892, 157726, 315452, 338647, 552041, 677294, 1104082, 1354588, 2208164, 2370529, 4741058, 5756999, 9482116, 11513998, 23027996, 40298993, 80597986, 161195972]

約数ペア:

[(1, 161195972), (2, 80597986), (4, 40298993), (7, 23027996), (14, 11513998), (17, 9482116), (28, 5756999), (34, 4741058), (68, 2370529), (73, 2208164), (119, 1354588), (146, 1104082), (238, 677294), (292, 552041), (476, 338647), (511, 315452), (1022, 157726), (1241, 129892), (2044, 78863), (2482, 64946), (4639, 34748), (4964, 32473), (8687, 18556), (9278, 17374)]