78241735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 120403584

約数和(自身を除く): 42161849

約数列:

[1, 5, 11, 13, 17, 41, 55, 65, 85, 143, 157, 187, 205, 221, 451, 533, 697, 715, 785, 935, 1105, 1727, 2041, 2255, 2431, 2665, 2669, 3485, 5863, 6437, 7667, 8635, 9061, 10205, 12155, 13345, 22451, 29315, 29359, 32185, 34697, 38335, 45305, 70807, 83681, 99671, 109429, 112255, 146795, 173485, 354035, 381667, 418405, 498355, 547145, 920491, 1203719, 1422577, 1908335, 4602455, 6018595, 7112885, 15648347, 78241735]

約数ペア:

[(1, 78241735), (5, 15648347), (11, 7112885), (13, 6018595), (17, 4602455), (41, 1908335), (55, 1422577), (65, 1203719), (85, 920491), (143, 547145), (157, 498355), (187, 418405), (205, 381667), (221, 354035), (451, 173485), (533, 146795), (697, 112255), (715, 109429), (785, 99671), (935, 83681), (1105, 70807), (1727, 45305), (2041, 38335), (2255, 34697), (2431, 32185), (2665, 29359), (2669, 29315), (3485, 22451), (5863, 13345), (6437, 12155), (7667, 10205), (8635, 9061)]