85909890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 238878720

約数和(自身を除く): 152968830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 47, 55, 58, 66, 87, 94, 110, 141, 145, 165, 174, 191, 235, 282, 290, 319, 330, 382, 435, 470, 517, 573, 638, 705, 870, 955, 957, 1034, 1146, 1363, 1410, 1551, 1595, 1910, 1914, 2101, 2585, 2726, 2865, 3102, 3190, 4089, 4202, 4785, 5170, 5539, 5730, 6303, 6815, 7755, 8178, 8977, 9570, 10505, 11078, 12606, 13630, 14993, 15510, 16617, 17954, 20445, 21010, 26931, 27695, 29986, 31515, 33234, 40890, 44885, 44979, 53862, 55390, 60929, 63030, 74965, 83085, 89770, 89958, 98747, 121858, 134655, 149930, 166170, 182787, 197494, 224895, 260333, 269310, 296241, 304645, 365574, 449790, 493735, 520666, 592482, 609290, 780999, 913935, 987470, 1301665, 1481205, 1561998, 1827870, 2603330, 2863663, 2962410, 3904995, 5727326, 7809990, 8590989, 14318315, 17181978, 28636630, 42954945, 85909890]

約数ペア:

[(1, 85909890), (2, 42954945), (3, 28636630), (5, 17181978), (6, 14318315), (10, 8590989), (11, 7809990), (15, 5727326), (22, 3904995), (29, 2962410), (30, 2863663), (33, 2603330), (47, 1827870), (55, 1561998), (58, 1481205), (66, 1301665), (87, 987470), (94, 913935), (110, 780999), (141, 609290), (145, 592482), (165, 520666), (174, 493735), (191, 449790), (235, 365574), (282, 304645), (290, 296241), (319, 269310), (330, 260333), (382, 224895), (435, 197494), (470, 182787), (517, 166170), (573, 149930), (638, 134655), (705, 121858), (870, 98747), (955, 89958), (957, 89770), (1034, 83085), (1146, 74965), (1363, 63030), (1410, 60929), (1551, 55390), (1595, 53862), (1910, 44979), (1914, 44885), (2101, 40890), (2585, 33234), (2726, 31515), (2865, 29986), (3102, 27695), (3190, 26931), (4089, 21010), (4202, 20445), (4785, 17954), (5170, 16617), (5539, 15510), (5730, 14993), (6303, 13630), (6815, 12606), (7755, 11078), (8178, 10505), (8977, 9570)]