161398958

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 322775040

約数和(自身を除く): 161376082

約数列:

[1, 2, 7, 14, 19, 23, 31, 37, 38, 46, 62, 74, 133, 161, 217, 259, 266, 322, 434, 437, 518, 529, 589, 703, 713, 851, 874, 1058, 1147, 1178, 1406, 1426, 1702, 2294, 3059, 3703, 4123, 4921, 4991, 5957, 6118, 7406, 8029, 8246, 9842, 9982, 10051, 11914, 13547, 16058, 16169, 16399, 19573, 20102, 21793, 26381, 27094, 32338, 32798, 39146, 43586, 52762, 70357, 94829, 113183, 114793, 137011, 140714, 152551, 184667, 189658, 226366, 229586, 274022, 305102, 311581, 369334, 371887, 501239, 606763, 623162, 743774, 1002478, 1213526, 2181067, 2603209, 3508673, 4247341, 4362134, 5206418, 7017346, 8494682, 11528497, 23056994, 80699479, 161398958]

約数ペア:

[(1, 161398958), (2, 80699479), (7, 23056994), (14, 11528497), (19, 8494682), (23, 7017346), (31, 5206418), (37, 4362134), (38, 4247341), (46, 3508673), (62, 2603209), (74, 2181067), (133, 1213526), (161, 1002478), (217, 743774), (259, 623162), (266, 606763), (322, 501239), (434, 371887), (437, 369334), (518, 311581), (529, 305102), (589, 274022), (703, 229586), (713, 226366), (851, 189658), (874, 184667), (1058, 152551), (1147, 140714), (1178, 137011), (1406, 114793), (1426, 113183), (1702, 94829), (2294, 70357), (3059, 52762), (3703, 43586), (4123, 39146), (4921, 32798), (4991, 32338), (5957, 27094), (6118, 26381), (7406, 21793), (8029, 20102), (8246, 19573), (9842, 16399), (9982, 16169), (10051, 16058), (11914, 13547)]