66547100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{16231}}^1$

素因数の和:16286

約数の個数: 36

約数和(自身を含む): 147938448

約数和(自身を除く): 81391348

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 16231, 32462, 64924, 81155, 162310, 324620, 405775, 665471, 811550, 1330942, 1623100, 2661884, 3327355, 6654710, 13309420, 16636775, 33273550, 66547100]

約数ペア:

[(1, 66547100), (2, 33273550), (4, 16636775), (5, 13309420), (10, 6654710), (20, 3327355), (25, 2661884), (41, 1623100), (50, 1330942), (82, 811550), (100, 665471), (164, 405775), (205, 324620), (410, 162310), (820, 81155), (1025, 64924), (2050, 32462), (4100, 16231)]