1220853875

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{911}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 1557024768

約数和(自身を除く): 336170893

約数列:

[1, 5, 25, 71, 125, 151, 355, 755, 911, 1775, 3775, 4555, 8875, 10721, 18875, 22775, 53605, 64681, 113875, 137561, 268025, 323405, 687805, 1340125, 1617025, 3439025, 8085125, 9766831, 17195125, 48834155, 244170775, 1220853875]

約数ペア:

[(1, 1220853875), (5, 244170775), (25, 48834155), (71, 17195125), (125, 9766831), (151, 8085125), (355, 3439025), (755, 1617025), (911, 1340125), (1775, 687805), (3775, 323405), (4555, 268025), (8875, 137561), (10721, 113875), (18875, 64681), (22775, 53605)]