20137028875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{119419}}^1$

素因数の和:119524

約数の個数: 32

約数和(自身を含む): 26826508800

約数和(自身を除く): 6689479925

約数列:

[1, 5, 19, 25, 71, 95, 125, 355, 475, 1349, 1775, 2375, 6745, 8875, 33725, 119419, 168625, 597095, 2268961, 2985475, 8478749, 11344805, 14927375, 42393745, 56724025, 161096231, 211968725, 283620125, 805481155, 1059843625, 4027405775, 20137028875]

約数ペア:

[(1, 20137028875), (5, 4027405775), (19, 1059843625), (25, 805481155), (71, 283620125), (95, 211968725), (125, 161096231), (355, 56724025), (475, 42393745), (1349, 14927375), (1775, 11344805), (2375, 8478749), (6745, 2985475), (8875, 2268961), (33725, 597095), (119419, 168625)]