72210366320

素因数分解:

$2^4\times 5^1\times {\mathrm{4519}}^1\times {\mathrm{199741}}^1$

素因数の和:204273

約数の個数: 40

約数和(自身を含む): 167927094240

約数和(自身を除く): 95716727920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4519, 9038, 18076, 22595, 36152, 45190, 72304, 90380, 180760, 199741, 361520, 399482, 798964, 998705, 1597928, 1997410, 3195856, 3994820, 7989640, 15979280, 902629579, 1805259158, 3610518316, 4513147895, 7221036632, 9026295790, 14442073264, 18052591580, 36105183160, 72210366320]

約数ペア:

[(1, 72210366320), (2, 36105183160), (4, 18052591580), (5, 14442073264), (8, 9026295790), (10, 7221036632), (16, 4513147895), (20, 3610518316), (40, 1805259158), (80, 902629579), (4519, 15979280), (9038, 7989640), (18076, 3994820), (22595, 3195856), (36152, 1997410), (45190, 1597928), (72304, 998705), (90380, 798964), (180760, 399482), (199741, 361520)]