66828970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1171}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 129951360

約数和(自身を除く): 63122390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 1171, 2195, 2342, 4390, 5707, 5855, 11414, 11710, 15223, 28535, 30446, 57070, 76115, 152230, 514069, 1028138, 2570345, 5140690, 6682897, 13365794, 33414485, 66828970]

約数ペア:

[(1, 66828970), (2, 33414485), (5, 13365794), (10, 6682897), (13, 5140690), (26, 2570345), (65, 1028138), (130, 514069), (439, 152230), (878, 76115), (1171, 57070), (2195, 30446), (2342, 28535), (4390, 15223), (5707, 11710), (5855, 11414)]