83040440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 215006400

約数和(自身を除く): 131965960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1889, 2198, 3140, 3778, 4396, 5495, 6280, 7556, 8792, 9445, 10990, 13223, 15112, 18890, 21980, 26446, 37780, 43960, 52892, 66115, 75560, 105784, 132230, 264460, 296573, 528920, 593146, 1186292, 1482865, 2076011, 2372584, 2965730, 4152022, 5931460, 8304044, 10380055, 11862920, 16608088, 20760110, 41520220, 83040440]

約数ペア:

[(1, 83040440), (2, 41520220), (4, 20760110), (5, 16608088), (7, 11862920), (8, 10380055), (10, 8304044), (14, 5931460), (20, 4152022), (28, 2965730), (35, 2372584), (40, 2076011), (56, 1482865), (70, 1186292), (140, 593146), (157, 528920), (280, 296573), (314, 264460), (628, 132230), (785, 105784), (1099, 75560), (1256, 66115), (1570, 52892), (1889, 43960), (2198, 37780), (3140, 26446), (3778, 21980), (4396, 18890), (5495, 15112), (6280, 13223), (7556, 10990), (8792, 9445)]