133769680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 344227968

約数和(自身を除く): 210458288

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, 2141, 2840, 3124, 3905, 4282, 5680, 6248, 7810, 8564, 10705, 12496, 15620, 17128, 21410, 23551, 31240, 34256, 42820, 47102, 62480, 85640, 94204, 117755, 152011, 171280, 188408, 235510, 304022, 376816, 471020, 608044, 760055, 942040, 1216088, 1520110, 1672121, 1884080, 2432176, 3040220, 3344242, 6080440, 6688484, 8360605, 12160880, 13376968, 16721210, 26753936, 33442420, 66884840, 133769680]

約数ペア:

[(1, 133769680), (2, 66884840), (4, 33442420), (5, 26753936), (8, 16721210), (10, 13376968), (11, 12160880), (16, 8360605), (20, 6688484), (22, 6080440), (40, 3344242), (44, 3040220), (55, 2432176), (71, 1884080), (80, 1672121), (88, 1520110), (110, 1216088), (142, 942040), (176, 760055), (220, 608044), (284, 471020), (355, 376816), (440, 304022), (568, 235510), (710, 188408), (781, 171280), (880, 152011), (1136, 117755), (1420, 94204), (1562, 85640), (2141, 62480), (2840, 47102), (3124, 42820), (3905, 34256), (4282, 31240), (5680, 23551), (6248, 21410), (7810, 17128), (8564, 15620), (10705, 12496)]