8502621440

素因数分解:

$2^8\times 5^1\times {\mathrm{991}}^1\times {\mathrm{6703}}^1$

素因数の和:7715

約数の個数: 72

約数和(自身を含む): 20390028288

約数和(自身を除く): 11887406848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 991, 1280, 1982, 3964, 4955, 6703, 7928, 9910, 13406, 15856, 19820, 26812, 31712, 33515, 39640, 53624, 63424, 67030, 79280, 107248, 126848, 134060, 158560, 214496, 253696, 268120, 317120, 428992, 536240, 634240, 857984, 1072480, 1268480, 1715968, 2144960, 4289920, 6642673, 8579840, 13285346, 26570692, 33213365, 53141384, 66426730, 106282768, 132853460, 212565536, 265706920, 425131072, 531413840, 850262144, 1062827680, 1700524288, 2125655360, 4251310720, 8502621440]

約数ペア:

[(1, 8502621440), (2, 4251310720), (4, 2125655360), (5, 1700524288), (8, 1062827680), (10, 850262144), (16, 531413840), (20, 425131072), (32, 265706920), (40, 212565536), (64, 132853460), (80, 106282768), (128, 66426730), (160, 53141384), (256, 33213365), (320, 26570692), (640, 13285346), (991, 8579840), (1280, 6642673), (1982, 4289920), (3964, 2144960), (4955, 1715968), (6703, 1268480), (7928, 1072480), (9910, 857984), (13406, 634240), (15856, 536240), (19820, 428992), (26812, 317120), (31712, 268120), (33515, 253696), (39640, 214496), (53624, 158560), (63424, 134060), (67030, 126848), (79280, 107248)]