71325760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 112

約数和(自身を含む): 193560192

約数和(自身を除く): 122234432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 320, 352, 368, 440, 460, 506, 704, 736, 880, 881, 920, 1012, 1265, 1472, 1760, 1762, 1840, 2024, 2530, 3520, 3524, 3680, 4048, 4405, 5060, 7048, 7360, 8096, 8810, 9691, 10120, 14096, 16192, 17620, 19382, 20240, 20263, 28192, 35240, 38764, 40480, 40526, 48455, 56384, 70480, 77528, 80960, 81052, 96910, 101315, 140960, 155056, 162104, 193820, 202630, 222893, 281920, 310112, 324208, 387640, 405260, 445786, 620224, 648416, 775280, 810520, 891572, 1114465, 1296832, 1550560, 1621040, 1783144, 2228930, 3101120, 3242080, 3566288, 4457860, 6484160, 7132576, 8915720, 14265152, 17831440, 35662880, 71325760]

約数ペア:

[(1, 71325760), (2, 35662880), (4, 17831440), (5, 14265152), (8, 8915720), (10, 7132576), (11, 6484160), (16, 4457860), (20, 3566288), (22, 3242080), (23, 3101120), (32, 2228930), (40, 1783144), (44, 1621040), (46, 1550560), (55, 1296832), (64, 1114465), (80, 891572), (88, 810520), (92, 775280), (110, 648416), (115, 620224), (160, 445786), (176, 405260), (184, 387640), (220, 324208), (230, 310112), (253, 281920), (320, 222893), (352, 202630), (368, 193820), (440, 162104), (460, 155056), (506, 140960), (704, 101315), (736, 96910), (880, 81052), (881, 80960), (920, 77528), (1012, 70480), (1265, 56384), (1472, 48455), (1760, 40526), (1762, 40480), (1840, 38764), (2024, 35240), (2530, 28192), (3520, 20263), (3524, 20240), (3680, 19382), (4048, 17620), (4405, 16192), (5060, 14096), (7048, 10120), (7360, 9691), (8096, 8810)]