15696912880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{251231}}^1$

素因数の和:251326

約数の個数: 80

約数和(自身を含む): 40373987328

約数和(自身を除く): 24677074448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1136, 1420, 1562, 2840, 3124, 3905, 5680, 6248, 7810, 12496, 15620, 31240, 62480, 251231, 502462, 1004924, 1256155, 2009848, 2512310, 2763541, 4019696, 5024620, 5527082, 10049240, 11054164, 13817705, 17837401, 20098480, 22108328, 27635410, 35674802, 44216656, 55270820, 71349604, 89187005, 110541640, 142699208, 178374010, 196211411, 221083280, 285398416, 356748020, 392422822, 713496040, 784845644, 981057055, 1426992080, 1569691288, 1962114110, 3139382576, 3924228220, 7848456440, 15696912880]

約数ペア:

[(1, 15696912880), (2, 7848456440), (4, 3924228220), (5, 3139382576), (8, 1962114110), (10, 1569691288), (11, 1426992080), (16, 981057055), (20, 784845644), (22, 713496040), (40, 392422822), (44, 356748020), (55, 285398416), (71, 221083280), (80, 196211411), (88, 178374010), (110, 142699208), (142, 110541640), (176, 89187005), (220, 71349604), (284, 55270820), (355, 44216656), (440, 35674802), (568, 27635410), (710, 22108328), (781, 20098480), (880, 17837401), (1136, 13817705), (1420, 11054164), (1562, 10049240), (2840, 5527082), (3124, 5024620), (3905, 4019696), (5680, 2763541), (6248, 2512310), (7810, 2009848), (12496, 1256155), (15620, 1004924), (31240, 502462), (62480, 251231)]