89038880

素因数分解:

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

素因数の和:347

約数の個数: 144

約数和(自身を含む): 251571096

約数和(自身を除く): 162532216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 277, 280, 287, 328, 392, 410, 490, 554, 560, 574, 656, 784, 820, 980, 1108, 1120, 1148, 1312, 1385, 1435, 1568, 1640, 1939, 1960, 2009, 2216, 2296, 2770, 2870, 3280, 3878, 3920, 4018, 4432, 4592, 5540, 5740, 6560, 7756, 7840, 8036, 8864, 9184, 9695, 10045, 11080, 11357, 11480, 13573, 15512, 16072, 19390, 20090, 22160, 22714, 22960, 27146, 31024, 32144, 38780, 40180, 44320, 45428, 45920, 54292, 56785, 62048, 64288, 67865, 77560, 79499, 80360, 90856, 108584, 113570, 135730, 155120, 158998, 160720, 181712, 217168, 227140, 271460, 310240, 317996, 321440, 363424, 397495, 434336, 454280, 542920, 556493, 635992, 794990, 908560, 1085840, 1112986, 1271984, 1589980, 1817120, 2171680, 2225972, 2543968, 2782465, 3179960, 4451944, 5564930, 6359920, 8903888, 11129860, 12719840, 17807776, 22259720, 44519440, 89038880]

約数ペア:

[(1, 89038880), (2, 44519440), (4, 22259720), (5, 17807776), (7, 12719840), (8, 11129860), (10, 8903888), (14, 6359920), (16, 5564930), (20, 4451944), (28, 3179960), (32, 2782465), (35, 2543968), (40, 2225972), (41, 2171680), (49, 1817120), (56, 1589980), (70, 1271984), (80, 1112986), (82, 1085840), (98, 908560), (112, 794990), (140, 635992), (160, 556493), (164, 542920), (196, 454280), (205, 434336), (224, 397495), (245, 363424), (277, 321440), (280, 317996), (287, 310240), (328, 271460), (392, 227140), (410, 217168), (490, 181712), (554, 160720), (560, 158998), (574, 155120), (656, 135730), (784, 113570), (820, 108584), (980, 90856), (1108, 80360), (1120, 79499), (1148, 77560), (1312, 67865), (1385, 64288), (1435, 62048), (1568, 56785), (1640, 54292), (1939, 45920), (1960, 45428), (2009, 44320), (2216, 40180), (2296, 38780), (2770, 32144), (2870, 31024), (3280, 27146), (3878, 22960), (3920, 22714), (4018, 22160), (4432, 20090), (4592, 19390), (5540, 16072), (5740, 15512), (6560, 13573), (7756, 11480), (7840, 11357), (8036, 11080), (8864, 10045), (9184, 9695)]