87235984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 194273280

約数和(自身を除く): 107037296

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 59, 62, 88, 118, 124, 176, 236, 248, 271, 341, 472, 496, 542, 649, 682, 944, 1084, 1298, 1364, 1829, 2168, 2596, 2728, 2981, 3658, 4336, 5192, 5456, 5962, 7316, 8401, 10384, 11924, 14632, 15989, 16802, 20119, 23848, 29264, 31978, 33604, 40238, 47696, 63956, 67208, 80476, 92411, 127912, 134416, 160952, 175879, 184822, 255824, 321904, 351758, 369644, 495659, 703516, 739288, 991318, 1407032, 1478576, 1982636, 2814064, 3965272, 5452249, 7930544, 10904498, 21808996, 43617992, 87235984]

約数ペア:

[(1, 87235984), (2, 43617992), (4, 21808996), (8, 10904498), (11, 7930544), (16, 5452249), (22, 3965272), (31, 2814064), (44, 1982636), (59, 1478576), (62, 1407032), (88, 991318), (118, 739288), (124, 703516), (176, 495659), (236, 369644), (248, 351758), (271, 321904), (341, 255824), (472, 184822), (496, 175879), (542, 160952), (649, 134416), (682, 127912), (944, 92411), (1084, 80476), (1298, 67208), (1364, 63956), (1829, 47696), (2168, 40238), (2596, 33604), (2728, 31978), (2981, 29264), (3658, 23848), (4336, 20119), (5192, 16802), (5456, 15989), (5962, 14632), (7316, 11924), (8401, 10384)]