2116714325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 2938740480

約数和(自身を除く): 822026155

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 389, 421, 517, 1175, 1945, 2105, 2585, 4279, 4631, 9725, 10525, 12925, 18283, 19787, 21395, 23155, 91415, 98935, 106975, 115775, 163769, 201113, 217657, 457075, 494675, 818845, 1005565, 1088285, 1801459, 4094225, 5027825, 5441425, 7697143, 9007295, 38485715, 45036475, 84668573, 192428575, 423342865, 2116714325]

約数ペア:

[(1, 2116714325), (5, 423342865), (11, 192428575), (25, 84668573), (47, 45036475), (55, 38485715), (235, 9007295), (275, 7697143), (389, 5441425), (421, 5027825), (517, 4094225), (1175, 1801459), (1945, 1088285), (2105, 1005565), (2585, 818845), (4279, 494675), (4631, 457075), (9725, 217657), (10525, 201113), (12925, 163769), (18283, 115775), (19787, 106975), (21395, 98935), (23155, 91415)]