159901984

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 72

約数和(自身を含む): 352219644

約数和(自身を除く): 192317660

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 88, 121, 122, 176, 242, 244, 352, 484, 488, 671, 677, 968, 976, 1342, 1354, 1936, 1952, 2684, 2708, 3872, 5368, 5416, 7381, 7447, 10736, 10832, 14762, 14894, 21472, 21664, 29524, 29788, 41297, 59048, 59576, 81917, 82594, 118096, 119152, 163834, 165188, 236192, 238304, 327668, 330376, 454267, 655336, 660752, 908534, 1310672, 1321504, 1817068, 2621344, 3634136, 4996937, 7268272, 9993874, 14536544, 19987748, 39975496, 79950992, 159901984]

約数ペア:

[(1, 159901984), (2, 79950992), (4, 39975496), (8, 19987748), (11, 14536544), (16, 9993874), (22, 7268272), (32, 4996937), (44, 3634136), (61, 2621344), (88, 1817068), (121, 1321504), (122, 1310672), (176, 908534), (242, 660752), (244, 655336), (352, 454267), (484, 330376), (488, 327668), (671, 238304), (677, 236192), (968, 165188), (976, 163834), (1342, 119152), (1354, 118096), (1936, 82594), (1952, 81917), (2684, 59576), (2708, 59048), (3872, 41297), (5368, 29788), (5416, 29524), (7381, 21664), (7447, 21472), (10736, 14894), (10832, 14762)]