254328185

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 325721088

約数和(自身を除く): 71392903

約数列:

[1, 5, 31, 53, 83, 155, 265, 373, 415, 1643, 1865, 2573, 4399, 8215, 11563, 12865, 19769, 21995, 30959, 57815, 98845, 136369, 154795, 612839, 681845, 959729, 1640827, 3064195, 4798645, 8204135, 50865637, 254328185]

約数ペア:

[(1, 254328185), (5, 50865637), (31, 8204135), (53, 4798645), (83, 3064195), (155, 1640827), (265, 959729), (373, 681845), (415, 612839), (1643, 154795), (1865, 136369), (2573, 98845), (4399, 57815), (8215, 30959), (11563, 21995), (12865, 19769)]