171331520

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7541}}^1$

素因数の和:7629

約数の個数: 56

約数和(自身を含む): 413784288

約数和(自身を除く): 242452768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 7541, 11360, 15082, 22720, 30164, 37705, 60328, 75410, 120656, 150820, 241312, 301640, 482624, 535411, 603280, 1070822, 1206560, 2141644, 2413120, 2677055, 4283288, 5354110, 8566576, 10708220, 17133152, 21416440, 34266304, 42832880, 85665760, 171331520]

約数ペア:

[(1, 171331520), (2, 85665760), (4, 42832880), (5, 34266304), (8, 21416440), (10, 17133152), (16, 10708220), (20, 8566576), (32, 5354110), (40, 4283288), (64, 2677055), (71, 2413120), (80, 2141644), (142, 1206560), (160, 1070822), (284, 603280), (320, 535411), (355, 482624), (568, 301640), (710, 241312), (1136, 150820), (1420, 120656), (2272, 75410), (2840, 60328), (4544, 37705), (5680, 30164), (7541, 22720), (11360, 15082)]