89642080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 243229392

約数和(自身を除く): 153587312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 53, 55, 62, 80, 88, 106, 110, 124, 155, 160, 176, 212, 220, 248, 265, 310, 341, 352, 424, 440, 496, 530, 583, 620, 682, 848, 880, 961, 992, 1060, 1166, 1240, 1364, 1643, 1696, 1705, 1760, 1922, 2120, 2332, 2480, 2728, 2915, 3286, 3410, 3844, 4240, 4664, 4805, 4960, 5456, 5830, 6572, 6820, 7688, 8215, 8480, 9328, 9610, 10571, 10912, 11660, 13144, 13640, 15376, 16430, 18073, 18656, 19220, 21142, 23320, 26288, 27280, 30752, 32860, 36146, 38440, 42284, 46640, 50933, 52576, 52855, 54560, 65720, 72292, 76880, 84568, 90365, 93280, 101866, 105710, 131440, 144584, 153760, 169136, 180730, 203732, 211420, 254665, 262880, 289168, 338272, 361460, 407464, 422840, 509330, 560263, 578336, 722920, 814928, 845680, 1018660, 1120526, 1445840, 1629856, 1691360, 2037320, 2241052, 2801315, 2891680, 4074640, 4482104, 5602630, 8149280, 8964208, 11205260, 17928416, 22410520, 44821040, 89642080]

約数ペア:

[(1, 89642080), (2, 44821040), (4, 22410520), (5, 17928416), (8, 11205260), (10, 8964208), (11, 8149280), (16, 5602630), (20, 4482104), (22, 4074640), (31, 2891680), (32, 2801315), (40, 2241052), (44, 2037320), (53, 1691360), (55, 1629856), (62, 1445840), (80, 1120526), (88, 1018660), (106, 845680), (110, 814928), (124, 722920), (155, 578336), (160, 560263), (176, 509330), (212, 422840), (220, 407464), (248, 361460), (265, 338272), (310, 289168), (341, 262880), (352, 254665), (424, 211420), (440, 203732), (496, 180730), (530, 169136), (583, 153760), (620, 144584), (682, 131440), (848, 105710), (880, 101866), (961, 93280), (992, 90365), (1060, 84568), (1166, 76880), (1240, 72292), (1364, 65720), (1643, 54560), (1696, 52855), (1705, 52576), (1760, 50933), (1922, 46640), (2120, 42284), (2332, 38440), (2480, 36146), (2728, 32860), (2915, 30752), (3286, 27280), (3410, 26288), (3844, 23320), (4240, 21142), (4664, 19220), (4805, 18656), (4960, 18073), (5456, 16430), (5830, 15376), (6572, 13640), (6820, 13144), (7688, 11660), (8215, 10912), (8480, 10571), (9328, 9610)]