99917680

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21169}}^1$

素因数の和:21241

約数の個数: 40

約数和(自身を含む): 236257200

約数和(自身を除く): 136339520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 21169, 42338, 84676, 105845, 169352, 211690, 338704, 423380, 846760, 1248971, 1693520, 2497942, 4995884, 6244855, 9991768, 12489710, 19983536, 24979420, 49958840, 99917680]

約数ペア:

[(1, 99917680), (2, 49958840), (4, 24979420), (5, 19983536), (8, 12489710), (10, 9991768), (16, 6244855), (20, 4995884), (40, 2497942), (59, 1693520), (80, 1248971), (118, 846760), (236, 423380), (295, 338704), (472, 211690), (590, 169352), (944, 105845), (1180, 84676), (2360, 42338), (4720, 21169)]