90984255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 164851200

約数和(自身を除く): 73866945

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 89, 95, 211, 255, 267, 285, 323, 445, 633, 969, 1055, 1335, 1513, 1615, 1691, 3165, 3587, 4009, 4539, 4845, 5073, 7565, 8455, 10761, 12027, 17935, 18779, 20045, 22695, 25365, 28747, 53805, 56337, 60135, 68153, 86241, 93895, 143735, 204459, 281685, 319243, 340765, 356801, 431205, 957729, 1022295, 1070403, 1596215, 1784005, 4788645, 5352015, 6065617, 18196851, 30328085, 90984255]

約数ペア:

[(1, 90984255), (3, 30328085), (5, 18196851), (15, 6065617), (17, 5352015), (19, 4788645), (51, 1784005), (57, 1596215), (85, 1070403), (89, 1022295), (95, 957729), (211, 431205), (255, 356801), (267, 340765), (285, 319243), (323, 281685), (445, 204459), (633, 143735), (969, 93895), (1055, 86241), (1335, 68153), (1513, 60135), (1615, 56337), (1691, 53805), (3165, 28747), (3587, 25365), (4009, 22695), (4539, 20045), (4845, 18779), (5073, 17935), (7565, 12027), (8455, 10761)]