66841775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 111326208

約数和(自身を除く): 44484433

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 2671, 3575, 5005, 13355, 18697, 25025, 29381, 34723, 66775, 93485, 146905, 173615, 205667, 243061, 381953, 467425, 734525, 868075, 1028335, 1215305, 1909765, 2673671, 5141675, 6076525, 9548825, 13368355, 66841775]

約数ペア:

[(1, 66841775), (5, 13368355), (7, 9548825), (11, 6076525), (13, 5141675), (25, 2673671), (35, 1909765), (55, 1215305), (65, 1028335), (77, 868075), (91, 734525), (143, 467425), (175, 381953), (275, 243061), (325, 205667), (385, 173615), (455, 146905), (715, 93485), (1001, 66775), (1925, 34723), (2275, 29381), (2671, 25025), (3575, 18697), (5005, 13355)]