51674980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2351}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 124862976

約数和(自身を除く): 73187996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 2351, 3140, 4396, 4702, 5495, 9404, 10990, 11755, 16457, 21980, 23510, 32914, 47020, 65828, 82285, 164570, 329140, 369107, 738214, 1476428, 1845535, 2583749, 3691070, 5167498, 7382140, 10334996, 12918745, 25837490, 51674980]

約数ペア:

[(1, 51674980), (2, 25837490), (4, 12918745), (5, 10334996), (7, 7382140), (10, 5167498), (14, 3691070), (20, 2583749), (28, 1845535), (35, 1476428), (70, 738214), (140, 369107), (157, 329140), (314, 164570), (628, 82285), (785, 65828), (1099, 47020), (1570, 32914), (2198, 23510), (2351, 21980), (3140, 16457), (4396, 11755), (4702, 10990), (5495, 9404)]