172937905

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 257402880

約数和(自身を除く): 84464975

約数列:

[1, 5, 7, 19, 35, 49, 95, 97, 133, 245, 383, 485, 665, 679, 931, 1843, 1915, 2681, 3395, 4655, 4753, 7277, 9215, 12901, 13405, 18767, 23765, 36385, 37151, 50939, 64505, 90307, 93835, 185755, 254695, 260057, 356573, 451535, 705869, 1300285, 1782865, 1820399, 3529345, 4941083, 9101995, 24705415, 34587581, 172937905]

約数ペア:

[(1, 172937905), (5, 34587581), (7, 24705415), (19, 9101995), (35, 4941083), (49, 3529345), (95, 1820399), (97, 1782865), (133, 1300285), (245, 705869), (383, 451535), (485, 356573), (665, 260057), (679, 254695), (931, 185755), (1843, 93835), (1915, 90307), (2681, 64505), (3395, 50939), (4655, 37151), (4753, 36385), (7277, 23765), (9215, 18767), (12901, 13405)]