89390455

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 139618080

約数和(自身を除く): 50227625

約数列:

[1, 5, 7, 11, 35, 41, 49, 55, 77, 205, 245, 287, 385, 451, 539, 809, 1435, 2009, 2255, 2695, 3157, 4045, 5663, 8899, 10045, 15785, 22099, 28315, 33169, 39641, 44495, 62293, 110495, 165845, 198205, 232183, 311465, 364859, 436051, 1160915, 1625281, 1824295, 2180255, 2554013, 8126405, 12770065, 17878091, 89390455]

約数ペア:

[(1, 89390455), (5, 17878091), (7, 12770065), (11, 8126405), (35, 2554013), (41, 2180255), (49, 1824295), (55, 1625281), (77, 1160915), (205, 436051), (245, 364859), (287, 311465), (385, 232183), (451, 198205), (539, 165845), (809, 110495), (1435, 62293), (2009, 44495), (2255, 39641), (2695, 33169), (3157, 28315), (4045, 22099), (5663, 15785), (8899, 10045)]