66888220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 168892416

約数和(自身を除く): 102004196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 43, 70, 82, 86, 140, 164, 172, 205, 215, 271, 287, 301, 410, 430, 542, 574, 602, 820, 860, 1084, 1148, 1204, 1355, 1435, 1505, 1763, 1897, 2710, 2870, 3010, 3526, 3794, 5420, 5740, 6020, 7052, 7588, 8815, 9485, 11111, 11653, 12341, 17630, 18970, 22222, 23306, 24682, 35260, 37940, 44444, 46612, 49364, 55555, 58265, 61705, 77777, 81571, 111110, 116530, 123410, 155554, 163142, 222220, 233060, 246820, 311108, 326284, 388885, 407855, 477773, 777770, 815710, 955546, 1555540, 1631420, 1911092, 2388865, 3344411, 4777730, 6688822, 9555460, 13377644, 16722055, 33444110, 66888220]

約数ペア:

[(1, 66888220), (2, 33444110), (4, 16722055), (5, 13377644), (7, 9555460), (10, 6688822), (14, 4777730), (20, 3344411), (28, 2388865), (35, 1911092), (41, 1631420), (43, 1555540), (70, 955546), (82, 815710), (86, 777770), (140, 477773), (164, 407855), (172, 388885), (205, 326284), (215, 311108), (271, 246820), (287, 233060), (301, 222220), (410, 163142), (430, 155554), (542, 123410), (574, 116530), (602, 111110), (820, 81571), (860, 77777), (1084, 61705), (1148, 58265), (1204, 55555), (1355, 49364), (1435, 46612), (1505, 44444), (1763, 37940), (1897, 35260), (2710, 24682), (2870, 23306), (3010, 22222), (3526, 18970), (3794, 17630), (5420, 12341), (5740, 11653), (6020, 11111), (7052, 9485), (7588, 8815)]