79918360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 191639520

約数和(自身を除く): 111721160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 211, 340, 422, 557, 680, 844, 1055, 1114, 1688, 2110, 2228, 2785, 3587, 4220, 4456, 5570, 7174, 8440, 9469, 11140, 14348, 17935, 18938, 22280, 28696, 35870, 37876, 47345, 71740, 75752, 94690, 117527, 143480, 189380, 235054, 378760, 470108, 587635, 940216, 1175270, 1997959, 2350540, 3995918, 4701080, 7991836, 9989795, 15983672, 19979590, 39959180, 79918360]

約数ペア:

[(1, 79918360), (2, 39959180), (4, 19979590), (5, 15983672), (8, 9989795), (10, 7991836), (17, 4701080), (20, 3995918), (34, 2350540), (40, 1997959), (68, 1175270), (85, 940216), (136, 587635), (170, 470108), (211, 378760), (340, 235054), (422, 189380), (557, 143480), (680, 117527), (844, 94690), (1055, 75752), (1114, 71740), (1688, 47345), (2110, 37876), (2228, 35870), (2785, 28696), (3587, 22280), (4220, 18938), (4456, 17935), (5570, 14348), (7174, 11140), (8440, 9469)]