65761280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 156

約数和(自身を含む): 179874360

約数和(自身を除く): 114113080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 169, 190, 208, 247, 256, 260, 304, 320, 338, 380, 416, 494, 512, 520, 608, 640, 676, 760, 832, 845, 988, 1024, 1040, 1216, 1235, 1280, 1352, 1520, 1664, 1690, 1976, 2048, 2080, 2432, 2470, 2560, 2704, 3040, 3211, 3328, 3380, 3952, 4096, 4160, 4864, 4940, 5120, 5408, 6080, 6422, 6656, 6760, 7904, 8320, 9728, 9880, 10240, 10816, 12160, 12844, 13312, 13520, 15808, 16055, 16640, 19456, 19760, 20480, 21632, 24320, 25688, 26624, 27040, 31616, 32110, 33280, 38912, 39520, 43264, 48640, 51376, 53248, 54080, 63232, 64220, 66560, 77824, 79040, 86528, 97280, 102752, 108160, 126464, 128440, 133120, 158080, 173056, 194560, 205504, 216320, 252928, 256880, 266240, 316160, 346112, 389120, 411008, 432640, 505856, 513760, 632320, 692224, 822016, 865280, 1011712, 1027520, 1264640, 1644032, 1730560, 2055040, 2529280, 3288064, 3461120, 4110080, 5058560, 6576128, 8220160, 13152256, 16440320, 32880640, 65761280]

約数ペア:

[(1, 65761280), (2, 32880640), (4, 16440320), (5, 13152256), (8, 8220160), (10, 6576128), (13, 5058560), (16, 4110080), (19, 3461120), (20, 3288064), (26, 2529280), (32, 2055040), (38, 1730560), (40, 1644032), (52, 1264640), (64, 1027520), (65, 1011712), (76, 865280), (80, 822016), (95, 692224), (104, 632320), (128, 513760), (130, 505856), (152, 432640), (160, 411008), (169, 389120), (190, 346112), (208, 316160), (247, 266240), (256, 256880), (260, 252928), (304, 216320), (320, 205504), (338, 194560), (380, 173056), (416, 158080), (494, 133120), (512, 128440), (520, 126464), (608, 108160), (640, 102752), (676, 97280), (760, 86528), (832, 79040), (845, 77824), (988, 66560), (1024, 64220), (1040, 63232), (1216, 54080), (1235, 53248), (1280, 51376), (1352, 48640), (1520, 43264), (1664, 39520), (1690, 38912), (1976, 33280), (2048, 32110), (2080, 31616), (2432, 27040), (2470, 26624), (2560, 25688), (2704, 24320), (3040, 21632), (3211, 20480), (3328, 19760), (3380, 19456), (3952, 16640), (4096, 16055), (4160, 15808), (4864, 13520), (4940, 13312), (5120, 12844), (5408, 12160), (6080, 10816), (6422, 10240), (6656, 9880), (6760, 9728), (7904, 8320)]