87428272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 189273600

約数和(自身を除く): 101845328

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 211, 232, 304, 376, 422, 464, 551, 752, 844, 893, 1102, 1363, 1688, 1786, 2204, 2726, 3376, 3572, 4009, 4408, 5452, 6119, 7144, 8018, 8816, 9917, 10904, 12238, 14288, 16036, 19834, 21808, 24476, 25897, 32072, 39668, 48952, 51794, 64144, 79336, 97904, 103588, 116261, 158672, 188423, 207176, 232522, 287593, 376846, 414352, 465044, 575186, 753692, 930088, 1150372, 1507384, 1860176, 2300744, 3014768, 4601488, 5464267, 10928534, 21857068, 43714136, 87428272]

約数ペア:

[(1, 87428272), (2, 43714136), (4, 21857068), (8, 10928534), (16, 5464267), (19, 4601488), (29, 3014768), (38, 2300744), (47, 1860176), (58, 1507384), (76, 1150372), (94, 930088), (116, 753692), (152, 575186), (188, 465044), (211, 414352), (232, 376846), (304, 287593), (376, 232522), (422, 207176), (464, 188423), (551, 158672), (752, 116261), (844, 103588), (893, 97904), (1102, 79336), (1363, 64144), (1688, 51794), (1786, 48952), (2204, 39668), (2726, 32072), (3376, 25897), (3572, 24476), (4009, 21808), (4408, 19834), (5452, 16036), (6119, 14288), (7144, 12238), (8018, 10904), (8816, 9917)]