64266540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82393}}^1$

素因数の和:82418

約数の個数: 48

約数和(自身を含む): 193790688

約数和(自身を除く): 129524148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82393, 164786, 247179, 329572, 411965, 494358, 823930, 988716, 1071109, 1235895, 1647860, 2142218, 2471790, 3213327, 4284436, 4943580, 5355545, 6426654, 10711090, 12853308, 16066635, 21422180, 32133270, 64266540]

約数ペア:

[(1, 64266540), (2, 32133270), (3, 21422180), (4, 16066635), (5, 12853308), (6, 10711090), (10, 6426654), (12, 5355545), (13, 4943580), (15, 4284436), (20, 3213327), (26, 2471790), (30, 2142218), (39, 1647860), (52, 1235895), (60, 1071109), (65, 988716), (78, 823930), (130, 494358), (156, 411965), (195, 329572), (260, 247179), (390, 164786), (780, 82393)]