68625920

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2437}}^1$

素因数の和:2471

約数の個数: 80

約数和(自身を含む): 179573328

約数和(自身を除く): 110947408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2437, 2560, 2816, 3520, 4874, 5632, 7040, 9748, 12185, 14080, 19496, 24370, 26807, 28160, 38992, 48740, 53614, 77984, 97480, 107228, 134035, 155968, 194960, 214456, 268070, 311936, 389920, 428912, 536140, 623872, 779840, 857824, 1072280, 1247744, 1559680, 1715648, 2144560, 3119360, 3431296, 4289120, 6238720, 6862592, 8578240, 13725184, 17156480, 34312960, 68625920]

約数ペア:

[(1, 68625920), (2, 34312960), (4, 17156480), (5, 13725184), (8, 8578240), (10, 6862592), (11, 6238720), (16, 4289120), (20, 3431296), (22, 3119360), (32, 2144560), (40, 1715648), (44, 1559680), (55, 1247744), (64, 1072280), (80, 857824), (88, 779840), (110, 623872), (128, 536140), (160, 428912), (176, 389920), (220, 311936), (256, 268070), (320, 214456), (352, 194960), (440, 155968), (512, 134035), (640, 107228), (704, 97480), (880, 77984), (1280, 53614), (1408, 48740), (1760, 38992), (2437, 28160), (2560, 26807), (2816, 24370), (3520, 19496), (4874, 14080), (5632, 12185), (7040, 9748)]