78903220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 188770176

約数和(自身を除く): 109866956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 67, 101, 106, 110, 134, 202, 212, 220, 265, 268, 335, 404, 505, 530, 583, 670, 737, 1010, 1060, 1111, 1166, 1340, 1474, 2020, 2222, 2332, 2915, 2948, 3551, 3685, 4444, 5353, 5555, 5830, 6767, 7102, 7370, 10706, 11110, 11660, 13534, 14204, 14740, 17755, 21412, 22220, 26765, 27068, 33835, 35510, 39061, 53530, 58883, 67670, 71020, 74437, 78122, 107060, 117766, 135340, 148874, 156244, 195305, 235532, 294415, 297748, 358651, 372185, 390610, 588830, 717302, 744370, 781220, 1177660, 1434604, 1488740, 1793255, 3586510, 3945161, 7173020, 7890322, 15780644, 19725805, 39451610, 78903220]

約数ペア:

[(1, 78903220), (2, 39451610), (4, 19725805), (5, 15780644), (10, 7890322), (11, 7173020), (20, 3945161), (22, 3586510), (44, 1793255), (53, 1488740), (55, 1434604), (67, 1177660), (101, 781220), (106, 744370), (110, 717302), (134, 588830), (202, 390610), (212, 372185), (220, 358651), (265, 297748), (268, 294415), (335, 235532), (404, 195305), (505, 156244), (530, 148874), (583, 135340), (670, 117766), (737, 107060), (1010, 78122), (1060, 74437), (1111, 71020), (1166, 67670), (1340, 58883), (1474, 53530), (2020, 39061), (2222, 35510), (2332, 33835), (2915, 27068), (2948, 26765), (3551, 22220), (3685, 21412), (4444, 17755), (5353, 14740), (5555, 14204), (5830, 13534), (6767, 11660), (7102, 11110), (7370, 10706)]