77163880

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14081}}^1$

素因数の和:14229

約数の個数: 32

約数和(自身を含む): 174898440

約数和(自身を除く): 97734560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 14081, 28162, 56324, 70405, 112648, 140810, 281620, 563240, 1929097, 3858194, 7716388, 9645485, 15432776, 19290970, 38581940, 77163880]

約数ペア:

[(1, 77163880), (2, 38581940), (4, 19290970), (5, 15432776), (8, 9645485), (10, 7716388), (20, 3858194), (40, 1929097), (137, 563240), (274, 281620), (548, 140810), (685, 112648), (1096, 70405), (1370, 56324), (2740, 28162), (5480, 14081)]