40740245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 66769920

約数和(自身を除く): 26029675

約数列:

[1, 5, 7, 13, 17, 23, 35, 65, 85, 91, 115, 119, 161, 221, 229, 299, 391, 455, 595, 805, 1105, 1145, 1495, 1547, 1603, 1955, 2093, 2737, 2977, 3893, 5083, 5267, 7735, 8015, 10465, 13685, 14885, 19465, 20839, 25415, 26335, 27251, 35581, 36869, 50609, 68471, 89539, 104195, 136255, 177905, 184345, 253045, 342355, 354263, 447695, 479297, 626773, 1164007, 1771315, 2396485, 3133865, 5820035, 8148049, 40740245]

約数ペア:

[(1, 40740245), (5, 8148049), (7, 5820035), (13, 3133865), (17, 2396485), (23, 1771315), (35, 1164007), (65, 626773), (85, 479297), (91, 447695), (115, 354263), (119, 342355), (161, 253045), (221, 184345), (229, 177905), (299, 136255), (391, 104195), (455, 89539), (595, 68471), (805, 50609), (1105, 36869), (1145, 35581), (1495, 27251), (1547, 26335), (1603, 25415), (1955, 20839), (2093, 19465), (2737, 14885), (2977, 13685), (3893, 10465), (5083, 8015), (5267, 7735)]