172899605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 226934784

約数和(自身を除く): 54035179

約数列:

[1, 5, 17, 47, 85, 113, 235, 383, 565, 799, 1915, 1921, 3995, 5311, 6511, 9605, 18001, 26555, 32555, 43279, 90005, 90287, 216395, 306017, 451435, 735743, 1530085, 2034113, 3678715, 10170565, 34579921, 172899605]

約数ペア:

[(1, 172899605), (5, 34579921), (17, 10170565), (47, 3678715), (85, 2034113), (113, 1530085), (235, 735743), (383, 451435), (565, 306017), (799, 216395), (1915, 90287), (1921, 90005), (3995, 43279), (5311, 32555), (6511, 26555), (9605, 18001)]