50171440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 131804064

約数和(自身を除く): 81632624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 73, 80, 88, 110, 121, 142, 146, 176, 220, 242, 284, 292, 355, 365, 440, 484, 568, 584, 605, 710, 730, 781, 803, 880, 968, 1136, 1168, 1210, 1420, 1460, 1562, 1606, 1936, 2420, 2840, 2920, 3124, 3212, 3905, 4015, 4840, 5183, 5680, 5840, 6248, 6424, 7810, 8030, 8591, 8833, 9680, 10366, 12496, 12848, 15620, 16060, 17182, 17666, 20732, 25915, 31240, 32120, 34364, 35332, 41464, 42955, 44165, 51830, 57013, 62480, 64240, 68728, 70664, 82928, 85910, 88330, 103660, 114026, 137456, 141328, 171820, 176660, 207320, 228052, 285065, 343640, 353320, 414640, 456104, 570130, 627143, 687280, 706640, 912208, 1140260, 1254286, 2280520, 2508572, 3135715, 4561040, 5017144, 6271430, 10034288, 12542860, 25085720, 50171440]

約数ペア:

[(1, 50171440), (2, 25085720), (4, 12542860), (5, 10034288), (8, 6271430), (10, 5017144), (11, 4561040), (16, 3135715), (20, 2508572), (22, 2280520), (40, 1254286), (44, 1140260), (55, 912208), (71, 706640), (73, 687280), (80, 627143), (88, 570130), (110, 456104), (121, 414640), (142, 353320), (146, 343640), (176, 285065), (220, 228052), (242, 207320), (284, 176660), (292, 171820), (355, 141328), (365, 137456), (440, 114026), (484, 103660), (568, 88330), (584, 85910), (605, 82928), (710, 70664), (730, 68728), (781, 64240), (803, 62480), (880, 57013), (968, 51830), (1136, 44165), (1168, 42955), (1210, 41464), (1420, 35332), (1460, 34364), (1562, 32120), (1606, 31240), (1936, 25915), (2420, 20732), (2840, 17666), (2920, 17182), (3124, 16060), (3212, 15620), (3905, 12848), (4015, 12496), (4840, 10366), (5183, 9680), (5680, 8833), (5840, 8591), (6248, 8030), (6424, 7810)]