51519875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 71098560

約数和(自身を除く): 19578685

約数列:

[1, 5, 11, 25, 55, 89, 125, 275, 421, 445, 979, 1375, 2105, 2225, 4631, 4895, 10525, 11125, 23155, 24475, 37469, 52625, 115775, 122375, 187345, 412159, 578875, 936725, 2060795, 4683625, 10303975, 51519875]

約数ペア:

[(1, 51519875), (5, 10303975), (11, 4683625), (25, 2060795), (55, 936725), (89, 578875), (125, 412159), (275, 187345), (421, 122375), (445, 115775), (979, 52625), (1375, 37469), (2105, 24475), (2225, 23155), (4631, 11125), (4895, 10525)]