51740240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{673}}^1$

素因数の和:748

約数の個数: 60

約数和(自身を含む): 124486452

約数和(自身を除く): 72746212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 673, 961, 1240, 1346, 1922, 2480, 2692, 3365, 3844, 4805, 5384, 6730, 7688, 9610, 10768, 13460, 15376, 19220, 20863, 26920, 38440, 41726, 53840, 76880, 83452, 104315, 166904, 208630, 333808, 417260, 646753, 834520, 1293506, 1669040, 2587012, 3233765, 5174024, 6467530, 10348048, 12935060, 25870120, 51740240]

約数ペア:

[(1, 51740240), (2, 25870120), (4, 12935060), (5, 10348048), (8, 6467530), (10, 5174024), (16, 3233765), (20, 2587012), (31, 1669040), (40, 1293506), (62, 834520), (80, 646753), (124, 417260), (155, 333808), (248, 208630), (310, 166904), (496, 104315), (620, 83452), (673, 76880), (961, 53840), (1240, 41726), (1346, 38440), (1922, 26920), (2480, 20863), (2692, 19220), (3365, 15376), (3844, 13460), (4805, 10768), (5384, 9610), (6730, 7688)]