67140736

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 145527480

約数和(自身を除く): 78386744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 157, 208, 257, 314, 416, 514, 628, 832, 1028, 1256, 1664, 2041, 2056, 2512, 3341, 4082, 4112, 5024, 6682, 8164, 8224, 10048, 13364, 16328, 16448, 20096, 26728, 32656, 32896, 40349, 53456, 65312, 80698, 106912, 130624, 161396, 213824, 261248, 322792, 427648, 524537, 645584, 1049074, 1291168, 2098148, 2582336, 4196296, 5164672, 8392592, 16785184, 33570368, 67140736]

約数ペア:

[(1, 67140736), (2, 33570368), (4, 16785184), (8, 8392592), (13, 5164672), (16, 4196296), (26, 2582336), (32, 2098148), (52, 1291168), (64, 1049074), (104, 645584), (128, 524537), (157, 427648), (208, 322792), (257, 261248), (314, 213824), (416, 161396), (514, 130624), (628, 106912), (832, 80698), (1028, 65312), (1256, 53456), (1664, 40349), (2041, 32896), (2056, 32656), (2512, 26728), (3341, 20096), (4082, 16448), (4112, 16328), (5024, 13364), (6682, 10048), (8164, 8224)]