6520700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 14264712

約数和(自身を除く): 7744012

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 331, 394, 662, 788, 985, 1324, 1655, 1970, 3310, 3940, 4925, 6620, 8275, 9850, 16550, 19700, 33100, 65207, 130414, 260828, 326035, 652070, 1304140, 1630175, 3260350, 6520700]

約数ペア:

[(1, 6520700), (2, 3260350), (4, 1630175), (5, 1304140), (10, 652070), (20, 326035), (25, 260828), (50, 130414), (100, 65207), (197, 33100), (331, 19700), (394, 16550), (662, 9850), (788, 8275), (985, 6620), (1324, 4925), (1655, 3940), (1970, 3310)]