161833168

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 369619200

約数和(自身を除く): 207786032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 137, 199, 212, 274, 371, 398, 424, 548, 742, 796, 848, 959, 1096, 1393, 1484, 1592, 1918, 2192, 2786, 2968, 3184, 3836, 5572, 5936, 7261, 7672, 10547, 11144, 14522, 15344, 21094, 22288, 27263, 29044, 42188, 50827, 54526, 58088, 73829, 84376, 101654, 109052, 116176, 147658, 168752, 190841, 203308, 218104, 295316, 381682, 406616, 436208, 590632, 763364, 813232, 1181264, 1444939, 1526728, 2889878, 3053456, 5779756, 10114573, 11559512, 20229146, 23119024, 40458292, 80916584, 161833168]

約数ペア:

[(1, 161833168), (2, 80916584), (4, 40458292), (7, 23119024), (8, 20229146), (14, 11559512), (16, 10114573), (28, 5779756), (53, 3053456), (56, 2889878), (106, 1526728), (112, 1444939), (137, 1181264), (199, 813232), (212, 763364), (274, 590632), (371, 436208), (398, 406616), (424, 381682), (548, 295316), (742, 218104), (796, 203308), (848, 190841), (959, 168752), (1096, 147658), (1393, 116176), (1484, 109052), (1592, 101654), (1918, 84376), (2192, 73829), (2786, 58088), (2968, 54526), (3184, 50827), (3836, 42188), (5572, 29044), (5936, 27263), (7261, 22288), (7672, 21094), (10547, 15344), (11144, 14522)]