69182920

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2503}}^1$

素因数の和:3205

約数の個数: 32

約数和(自身を含む): 155949120

約数和(自身を除く): 86766200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2503, 2764, 3455, 5006, 5528, 6910, 10012, 12515, 13820, 20024, 25030, 27640, 50060, 100120, 1729573, 3459146, 6918292, 8647865, 13836584, 17295730, 34591460, 69182920]

約数ペア:

[(1, 69182920), (2, 34591460), (4, 17295730), (5, 13836584), (8, 8647865), (10, 6918292), (20, 3459146), (40, 1729573), (691, 100120), (1382, 50060), (2503, 27640), (2764, 25030), (3455, 20024), (5006, 13820), (5528, 12515), (6910, 10012)]