161026516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 360364032

約数和(自身を除く): 199337516

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 41, 68, 74, 82, 119, 148, 164, 223, 238, 259, 287, 446, 476, 518, 574, 629, 697, 892, 1036, 1148, 1258, 1394, 1517, 1561, 2516, 2788, 3034, 3122, 3791, 4403, 4879, 6068, 6244, 7582, 8251, 8806, 9143, 9758, 10619, 15164, 16502, 17612, 18286, 19516, 21238, 25789, 26537, 33004, 36572, 42476, 51578, 53074, 57757, 64001, 103156, 106148, 115514, 128002, 140267, 155431, 180523, 231028, 256004, 280534, 310862, 338291, 361046, 561068, 621724, 676582, 722092, 981869, 1088017, 1353164, 1963738, 2176034, 2368037, 3927476, 4352068, 4736074, 5750947, 9472148, 11501894, 23003788, 40256629, 80513258, 161026516]

約数ペア:

[(1, 161026516), (2, 80513258), (4, 40256629), (7, 23003788), (14, 11501894), (17, 9472148), (28, 5750947), (34, 4736074), (37, 4352068), (41, 3927476), (68, 2368037), (74, 2176034), (82, 1963738), (119, 1353164), (148, 1088017), (164, 981869), (223, 722092), (238, 676582), (259, 621724), (287, 561068), (446, 361046), (476, 338291), (518, 310862), (574, 280534), (629, 256004), (697, 231028), (892, 180523), (1036, 155431), (1148, 140267), (1258, 128002), (1394, 115514), (1517, 106148), (1561, 103156), (2516, 64001), (2788, 57757), (3034, 53074), (3122, 51578), (3791, 42476), (4403, 36572), (4879, 33004), (6068, 26537), (6244, 25789), (7582, 21238), (8251, 19516), (8806, 18286), (9143, 17612), (9758, 16502), (10619, 15164)]