769884865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 1026432000

約数和(自身を除く): 256547135

約数列:

[1, 5, 17, 23, 85, 115, 197, 391, 985, 1955, 1999, 3349, 4531, 9995, 16745, 22655, 33983, 45977, 77027, 169915, 229885, 385135, 393803, 781609, 1969015, 3908045, 6694651, 9057469, 33473255, 45287345, 153976973, 769884865]

約数ペア:

[(1, 769884865), (5, 153976973), (17, 45287345), (23, 33473255), (85, 9057469), (115, 6694651), (197, 3908045), (391, 1969015), (985, 781609), (1955, 393803), (1999, 385135), (3349, 229885), (4531, 169915), (9995, 77027), (16745, 45977), (22655, 33983)]