80124520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15061}}^1$

素因数の和:15098

約数の個数: 64

約数和(自身を含む): 216892800

約数和(自身を除く): 136768280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 15061, 30122, 60244, 75305, 105427, 120488, 150610, 210854, 286159, 301220, 421708, 527135, 572318, 602440, 843416, 1054270, 1144636, 1430795, 2003113, 2108540, 2289272, 2861590, 4006226, 4217080, 5723180, 8012452, 10015565, 11446360, 16024904, 20031130, 40062260, 80124520]

約数ペア:

[(1, 80124520), (2, 40062260), (4, 20031130), (5, 16024904), (7, 11446360), (8, 10015565), (10, 8012452), (14, 5723180), (19, 4217080), (20, 4006226), (28, 2861590), (35, 2289272), (38, 2108540), (40, 2003113), (56, 1430795), (70, 1144636), (76, 1054270), (95, 843416), (133, 602440), (140, 572318), (152, 527135), (190, 421708), (266, 301220), (280, 286159), (380, 210854), (532, 150610), (665, 120488), (760, 105427), (1064, 75305), (1330, 60244), (2660, 30122), (5320, 15061)]