260258075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{383}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 404545536

約数和(自身を除く): 144287461

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 353, 383, 385, 1765, 1915, 1925, 2471, 2681, 3883, 4213, 8825, 9575, 12355, 13405, 19415, 21065, 27181, 29491, 61775, 67025, 97075, 105325, 135199, 135905, 147455, 675995, 679525, 737275, 946393, 1487189, 3379975, 4731965, 7435945, 10410323, 23659825, 37179725, 52051615, 260258075]

約数ペア:

[(1, 260258075), (5, 52051615), (7, 37179725), (11, 23659825), (25, 10410323), (35, 7435945), (55, 4731965), (77, 3379975), (175, 1487189), (275, 946393), (353, 737275), (383, 679525), (385, 675995), (1765, 147455), (1915, 135905), (1925, 135199), (2471, 105325), (2681, 97075), (3883, 67025), (4213, 61775), (8825, 29491), (9575, 27181), (12355, 21065), (13405, 19415)]