1264482640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{5281}}^1$

素因数の和:5408

約数の個数: 80

約数和(自身を含む): 3053460816

約数和(自身を除く): 1788978176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 73, 80, 82, 146, 164, 205, 292, 328, 365, 410, 584, 656, 730, 820, 1168, 1460, 1640, 2920, 2993, 3280, 5281, 5840, 5986, 10562, 11972, 14965, 21124, 23944, 26405, 29930, 42248, 47888, 52810, 59860, 84496, 105620, 119720, 211240, 216521, 239440, 385513, 422480, 433042, 771026, 866084, 1082605, 1542052, 1732168, 1927565, 2165210, 3084104, 3464336, 3855130, 4330420, 6168208, 7710260, 8660840, 15420520, 15806033, 17321680, 30841040, 31612066, 63224132, 79030165, 126448264, 158060330, 252896528, 316120660, 632241320, 1264482640]

約数ペア:

[(1, 1264482640), (2, 632241320), (4, 316120660), (5, 252896528), (8, 158060330), (10, 126448264), (16, 79030165), (20, 63224132), (40, 31612066), (41, 30841040), (73, 17321680), (80, 15806033), (82, 15420520), (146, 8660840), (164, 7710260), (205, 6168208), (292, 4330420), (328, 3855130), (365, 3464336), (410, 3084104), (584, 2165210), (656, 1927565), (730, 1732168), (820, 1542052), (1168, 1082605), (1460, 866084), (1640, 771026), (2920, 433042), (2993, 422480), (3280, 385513), (5281, 239440), (5840, 216521), (5986, 211240), (10562, 119720), (11972, 105620), (14965, 84496), (21124, 59860), (23944, 52810), (26405, 47888), (29930, 42248)]