197950225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4831}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 269625600

約数和(自身を除く): 71675375

約数列:

[1, 5, 11, 25, 55, 149, 275, 745, 1639, 3725, 4831, 8195, 24155, 40975, 53141, 120775, 265705, 719819, 1328525, 3599095, 7918009, 17995475, 39590045, 197950225]

約数ペア:

[(1, 197950225), (5, 39590045), (11, 17995475), (25, 7918009), (55, 3599095), (149, 1328525), (275, 719819), (745, 265705), (1639, 120775), (3725, 53141), (4831, 40975), (8195, 24155)]