66180608

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 80

約数和(自身を含む): 145626096

約数和(自身を除く): 79445488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 163, 208, 244, 256, 326, 416, 488, 512, 652, 793, 832, 976, 1304, 1586, 1664, 1952, 2119, 2608, 3172, 3328, 3904, 4238, 5216, 6344, 6656, 7808, 8476, 9943, 10432, 12688, 15616, 16952, 19886, 20864, 25376, 31232, 33904, 39772, 41728, 50752, 67808, 79544, 83456, 101504, 129259, 135616, 159088, 203008, 258518, 271232, 318176, 406016, 517036, 542464, 636352, 1034072, 1084928, 1272704, 2068144, 2545408, 4136288, 5090816, 8272576, 16545152, 33090304, 66180608]

約数ペア:

[(1, 66180608), (2, 33090304), (4, 16545152), (8, 8272576), (13, 5090816), (16, 4136288), (26, 2545408), (32, 2068144), (52, 1272704), (61, 1084928), (64, 1034072), (104, 636352), (122, 542464), (128, 517036), (163, 406016), (208, 318176), (244, 271232), (256, 258518), (326, 203008), (416, 159088), (488, 135616), (512, 129259), (652, 101504), (793, 83456), (832, 79544), (976, 67808), (1304, 50752), (1586, 41728), (1664, 39772), (1952, 33904), (2119, 31232), (2608, 25376), (3172, 20864), (3328, 19886), (3904, 16952), (4238, 15616), (5216, 12688), (6344, 10432), (6656, 9943), (7808, 8476)]