90104980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{857}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 216792576

約数和(自身を除く): 126687596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 751, 857, 1502, 1714, 3004, 3428, 3755, 4285, 5257, 5999, 7510, 8570, 10514, 11998, 15020, 17140, 21028, 23996, 26285, 29995, 52570, 59990, 105140, 119980, 643607, 1287214, 2574428, 3218035, 4505249, 6436070, 9010498, 12872140, 18020996, 22526245, 45052490, 90104980]

約数ペア:

[(1, 90104980), (2, 45052490), (4, 22526245), (5, 18020996), (7, 12872140), (10, 9010498), (14, 6436070), (20, 4505249), (28, 3218035), (35, 2574428), (70, 1287214), (140, 643607), (751, 119980), (857, 105140), (1502, 59990), (1714, 52570), (3004, 29995), (3428, 26285), (3755, 23996), (4285, 21028), (5257, 17140), (5999, 15020), (7510, 11998), (8570, 10514)]