61767940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{673}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 140294448

約数和(自身を除く): 78526508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 673, 706, 1346, 1412, 1765, 2692, 3365, 3530, 4589, 6730, 7060, 8749, 9178, 13460, 17498, 18356, 22945, 34996, 43745, 45890, 87490, 91780, 174980, 237569, 475138, 950276, 1187845, 2375690, 3088397, 4751380, 6176794, 12353588, 15441985, 30883970, 61767940]

約数ペア:

[(1, 61767940), (2, 30883970), (4, 15441985), (5, 12353588), (10, 6176794), (13, 4751380), (20, 3088397), (26, 2375690), (52, 1187845), (65, 950276), (130, 475138), (260, 237569), (353, 174980), (673, 91780), (706, 87490), (1346, 45890), (1412, 43745), (1765, 34996), (2692, 22945), (3365, 18356), (3530, 17498), (4589, 13460), (6730, 9178), (7060, 8749)]