68920852

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2501

約数の個数: 72

約数和(自身を含む): 164898720

約数和(自身を除く): 95977868

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2459, 2548, 4004, 4918, 7007, 9836, 14014, 17213, 27049, 28028, 31967, 34426, 54098, 63934, 68852, 108196, 120491, 127868, 189343, 223769, 240982, 351637, 378686, 447538, 481964, 703274, 757372, 895076, 1325401, 1406548, 1566383, 2461459, 2650802, 3132766, 4922918, 5301604, 6265532, 9845836, 17230213, 34460426, 68920852]

約数ペア:

[(1, 68920852), (2, 34460426), (4, 17230213), (7, 9845836), (11, 6265532), (13, 5301604), (14, 4922918), (22, 3132766), (26, 2650802), (28, 2461459), (44, 1566383), (49, 1406548), (52, 1325401), (77, 895076), (91, 757372), (98, 703274), (143, 481964), (154, 447538), (182, 378686), (196, 351637), (286, 240982), (308, 223769), (364, 189343), (539, 127868), (572, 120491), (637, 108196), (1001, 68852), (1078, 63934), (1274, 54098), (2002, 34426), (2156, 31967), (2459, 28028), (2548, 27049), (4004, 17213), (4918, 14014), (7007, 9836)]