74181965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{359}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 111404160

約数和(自身を除く): 37222195

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 289, 359, 715, 935, 1105, 1445, 1795, 2431, 3179, 3757, 3949, 4667, 6103, 12155, 15895, 18785, 19745, 23335, 30515, 41327, 51337, 67133, 79339, 103751, 206635, 256685, 335665, 396695, 518755, 872729, 1141261, 1348763, 4363645, 5706305, 6743815, 14836393, 74181965]

約数ペア:

[(1, 74181965), (5, 14836393), (11, 6743815), (13, 5706305), (17, 4363645), (55, 1348763), (65, 1141261), (85, 872729), (143, 518755), (187, 396695), (221, 335665), (289, 256685), (359, 206635), (715, 103751), (935, 79339), (1105, 67133), (1445, 51337), (1795, 41327), (2431, 30515), (3179, 23335), (3757, 19745), (3949, 18785), (4667, 15895), (6103, 12155)]