69895520

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1123}}^1$

素因数の和:1527

約数の個数: 48

約数和(自身を含む): 165700080

約数和(自身を除く): 95804560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1123, 1556, 1945, 2246, 3112, 3890, 4492, 5615, 6224, 7780, 8984, 11230, 12448, 15560, 17968, 22460, 31120, 35936, 44920, 62240, 89840, 179680, 436847, 873694, 1747388, 2184235, 3494776, 4368470, 6989552, 8736940, 13979104, 17473880, 34947760, 69895520]

約数ペア:

[(1, 69895520), (2, 34947760), (4, 17473880), (5, 13979104), (8, 8736940), (10, 6989552), (16, 4368470), (20, 3494776), (32, 2184235), (40, 1747388), (80, 873694), (160, 436847), (389, 179680), (778, 89840), (1123, 62240), (1556, 44920), (1945, 35936), (2246, 31120), (3112, 22460), (3890, 17968), (4492, 15560), (5615, 12448), (6224, 11230), (7780, 8984)]