91991660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{75403}}^1$

素因数の和:75473

約数の個数: 24

約数和(自身を含む): 196352016

約数和(自身を除く): 104360356

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 75403, 150806, 301612, 377015, 754030, 1508060, 4599583, 9199166, 18398332, 22997915, 45995830, 91991660]

約数ペア:

[(1, 91991660), (2, 45995830), (4, 22997915), (5, 18398332), (10, 9199166), (20, 4599583), (61, 1508060), (122, 754030), (244, 377015), (305, 301612), (610, 150806), (1220, 75403)]