72775745

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 102850560

約数和(自身を除く): 30074815

約数列:

[1, 5, 7, 35, 61, 89, 305, 383, 427, 445, 623, 1915, 2135, 2681, 3115, 5429, 13405, 23363, 27145, 34087, 38003, 116815, 163541, 170435, 190015, 238609, 817705, 1193045, 2079307, 10396535, 14555149, 72775745]

約数ペア:

[(1, 72775745), (5, 14555149), (7, 10396535), (35, 2079307), (61, 1193045), (89, 817705), (305, 238609), (383, 190015), (427, 170435), (445, 163541), (623, 116815), (1915, 38003), (2135, 34087), (2681, 27145), (3115, 23363), (5429, 13405)]