164050085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 221149440

約数和(自身を除く): 57099355

約数列:

[1, 5, 17, 19, 85, 95, 157, 323, 647, 785, 1615, 2669, 2983, 3235, 10999, 12293, 13345, 14915, 50711, 54995, 61465, 101579, 208981, 253555, 507895, 1044905, 1726843, 1930001, 8634215, 9650005, 32810017, 164050085]

約数ペア:

[(1, 164050085), (5, 32810017), (17, 9650005), (19, 8634215), (85, 1930001), (95, 1726843), (157, 1044905), (323, 507895), (647, 253555), (785, 208981), (1615, 101579), (2669, 61465), (2983, 54995), (3235, 50711), (10999, 14915), (12293, 13345)]