55580460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71257}}^1$

素因数の和:71282

約数の個数: 48

約数和(自身を含む): 167598816

約数和(自身を除く): 112018356

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, 71257, 142514, 213771, 285028, 356285, 427542, 712570, 855084, 926341, 1068855, 1425140, 1852682, 2137710, 2779023, 3705364, 4275420, 4631705, 5558046, 9263410, 11116092, 13895115, 18526820, 27790230, 55580460]

約数ペア:

[(1, 55580460), (2, 27790230), (3, 18526820), (4, 13895115), (5, 11116092), (6, 9263410), (10, 5558046), (12, 4631705), (13, 4275420), (15, 3705364), (20, 2779023), (26, 2137710), (30, 1852682), (39, 1425140), (52, 1068855), (60, 926341), (65, 855084), (78, 712570), (130, 427542), (156, 356285), (195, 285028), (260, 213771), (390, 142514), (780, 71257)]