8889578180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{5591}}^1$

素因数の和:5925

約数の個数: 96

約数和(自身を含む): 21938176512

約数和(自身を除く): 13048598332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 277, 287, 410, 554, 574, 820, 1108, 1148, 1385, 1435, 1939, 2770, 2870, 3878, 5540, 5591, 5740, 7756, 9695, 11182, 11357, 19390, 22364, 22714, 27955, 38780, 39137, 45428, 55910, 56785, 78274, 79499, 111820, 113570, 156548, 158998, 195685, 227140, 229231, 317996, 391370, 397495, 458462, 782740, 794990, 916924, 1146155, 1548707, 1589980, 1604617, 2292310, 3097414, 3209234, 4584620, 6194828, 6418468, 7743535, 8023085, 10840949, 15487070, 16046170, 21681898, 30974140, 32092340, 43363796, 54204745, 63496987, 108409490, 126993974, 216818980, 253987948, 317484935, 444478909, 634969870, 888957818, 1269939740, 1777915636, 2222394545, 4444789090, 8889578180]

約数ペア:

[(1, 8889578180), (2, 4444789090), (4, 2222394545), (5, 1777915636), (7, 1269939740), (10, 888957818), (14, 634969870), (20, 444478909), (28, 317484935), (35, 253987948), (41, 216818980), (70, 126993974), (82, 108409490), (140, 63496987), (164, 54204745), (205, 43363796), (277, 32092340), (287, 30974140), (410, 21681898), (554, 16046170), (574, 15487070), (820, 10840949), (1108, 8023085), (1148, 7743535), (1385, 6418468), (1435, 6194828), (1939, 4584620), (2770, 3209234), (2870, 3097414), (3878, 2292310), (5540, 1604617), (5591, 1589980), (5740, 1548707), (7756, 1146155), (9695, 916924), (11182, 794990), (11357, 782740), (19390, 458462), (22364, 397495), (22714, 391370), (27955, 317996), (38780, 229231), (39137, 227140), (45428, 195685), (55910, 158998), (56785, 156548), (78274, 113570), (79499, 111820)]