1555372225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1931}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 2199234240

約数和(自身を除く): 643862015

約数列:

[1, 5, 11, 25, 29, 55, 101, 145, 275, 319, 505, 725, 1111, 1595, 1931, 2525, 2929, 5555, 7975, 9655, 14645, 21241, 27775, 32219, 48275, 55999, 73225, 106205, 161095, 195031, 279995, 531025, 615989, 805475, 975155, 1399975, 2145341, 3079945, 4875775, 5655899, 10726705, 15399725, 28279495, 53633525, 62214889, 141397475, 311074445, 1555372225]

約数ペア:

[(1, 1555372225), (5, 311074445), (11, 141397475), (25, 62214889), (29, 53633525), (55, 28279495), (101, 15399725), (145, 10726705), (275, 5655899), (319, 4875775), (505, 3079945), (725, 2145341), (1111, 1399975), (1595, 975155), (1931, 805475), (2525, 615989), (2929, 531025), (5555, 279995), (7975, 195031), (9655, 161095), (14645, 106205), (21241, 73225), (27775, 55999), (32219, 48275)]