990145967615

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1\times {\mathrm{3539}}^1$

素因数の和:4260

約数の個数: 64

約数和(自身を含む): 1381653504000

約数和(自身を除く): 391507536385

約数列:

[1, 5, 7, 35, 131, 139, 439, 655, 695, 917, 973, 2195, 3073, 3539, 4585, 4865, 15365, 17695, 18209, 24773, 57509, 61021, 91045, 123865, 127463, 287545, 305105, 402563, 427147, 463609, 491921, 637315, 1553621, 2012815, 2135735, 2318045, 2459605, 3245263, 3443447, 7768105, 7993751, 10875347, 16226315, 17217235, 39968755, 54376735, 55956257, 64441651, 203524351, 215953319, 279781285, 322208255, 451091557, 1017621755, 1079766595, 1424670457, 1511673233, 2255457785, 7123352285, 7558366165, 28289884789, 141449423945, 198029193523, 990145967615]

約数ペア:

[(1, 990145967615), (5, 198029193523), (7, 141449423945), (35, 28289884789), (131, 7558366165), (139, 7123352285), (439, 2255457785), (655, 1511673233), (695, 1424670457), (917, 1079766595), (973, 1017621755), (2195, 451091557), (3073, 322208255), (3539, 279781285), (4585, 215953319), (4865, 203524351), (15365, 64441651), (17695, 55956257), (18209, 54376735), (24773, 39968755), (57509, 17217235), (61021, 16226315), (91045, 10875347), (123865, 7993751), (127463, 7768105), (287545, 3443447), (305105, 3245263), (402563, 2459605), (427147, 2318045), (463609, 2135735), (491921, 2012815), (637315, 1553621)]