79778660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8293}}^1$

素因数の和:8352

約数の個数: 48

約数和(自身を含む): 185321136

約数和(自身を除く): 105542476

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, 8293, 9620, 16586, 33172, 41465, 82930, 107809, 165860, 215618, 306841, 431236, 539045, 613682, 1078090, 1227364, 1534205, 2156180, 3068410, 3988933, 6136820, 7977866, 15955732, 19944665, 39889330, 79778660]

約数ペア:

[(1, 79778660), (2, 39889330), (4, 19944665), (5, 15955732), (10, 7977866), (13, 6136820), (20, 3988933), (26, 3068410), (37, 2156180), (52, 1534205), (65, 1227364), (74, 1078090), (130, 613682), (148, 539045), (185, 431236), (260, 306841), (370, 215618), (481, 165860), (740, 107809), (962, 82930), (1924, 41465), (2405, 33172), (4810, 16586), (8293, 9620)]