63419980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{691}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 144041184

約数和(自身を除く): 80621204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 691, 706, 1382, 1412, 1765, 2764, 3455, 3530, 4589, 6910, 7060, 8983, 9178, 13820, 17966, 18356, 22945, 35932, 44915, 45890, 89830, 91780, 179660, 243923, 487846, 975692, 1219615, 2439230, 3170999, 4878460, 6341998, 12683996, 15854995, 31709990, 63419980]

約数ペア:

[(1, 63419980), (2, 31709990), (4, 15854995), (5, 12683996), (10, 6341998), (13, 4878460), (20, 3170999), (26, 2439230), (52, 1219615), (65, 975692), (130, 487846), (260, 243923), (353, 179660), (691, 91780), (706, 89830), (1382, 45890), (1412, 44915), (1765, 35932), (2764, 22945), (3455, 18356), (3530, 17966), (4589, 13820), (6910, 9178), (7060, 8983)]