49745020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5171}}^1$

素因数の和:5230

約数の個数: 48

約数和(自身を含む): 115563168

約数和(自身を除く): 65818148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 5171, 9620, 10342, 20684, 25855, 51710, 67223, 103420, 134446, 191327, 268892, 336115, 382654, 672230, 765308, 956635, 1344460, 1913270, 2487251, 3826540, 4974502, 9949004, 12436255, 24872510, 49745020]

約数ペア:

[(1, 49745020), (2, 24872510), (4, 12436255), (5, 9949004), (10, 4974502), (13, 3826540), (20, 2487251), (26, 1913270), (37, 1344460), (52, 956635), (65, 765308), (74, 672230), (130, 382654), (148, 336115), (185, 268892), (260, 191327), (370, 134446), (481, 103420), (740, 67223), (962, 51710), (1924, 25855), (2405, 20684), (4810, 10342), (5171, 9620)]