28978974725

素因数分解:

$5^2\times {\mathrm{631}}^1\times {\mathrm{709}}^1\times {\mathrm{2591}}^1$

素因数の和:3941

約数の個数: 24

約数和(自身を含む): 36055549440

約数和(自身を除く): 7076574715

約数列:

[1, 5, 25, 631, 709, 2591, 3155, 3545, 12955, 15775, 17725, 64775, 447379, 1634921, 1837019, 2236895, 8174605, 9185095, 11184475, 40873025, 45925475, 1159158989, 5795794945, 28978974725]

約数ペア:

[(1, 28978974725), (5, 5795794945), (25, 1159158989), (631, 45925475), (709, 40873025), (2591, 11184475), (3155, 9185095), (3545, 8174605), (12955, 2236895), (15775, 1837019), (17725, 1634921), (64775, 447379)]