16590916177925

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1\times {\mathrm{64333}}^1$

素因数の和:65310

約数の個数: 48

約数和(自身を含む): 21022469559168

約数和(自身を除く): 4431553381243

約数列:

[1, 5, 25, 61, 263, 305, 643, 1315, 1525, 3215, 6575, 16043, 16075, 39223, 64333, 80215, 169109, 196115, 321665, 401075, 845545, 980575, 1608325, 3924313, 4227725, 10315649, 16919579, 19621565, 41366119, 51578245, 84597895, 98107825, 206830595, 257891225, 422989475, 1032094319, 1034152975, 2523333259, 5160471595, 10879289297, 12616666295, 25802357975, 54396446485, 63083331475, 271982232425, 663636647117, 3318183235585, 16590916177925]

約数ペア:

[(1, 16590916177925), (5, 3318183235585), (25, 663636647117), (61, 271982232425), (263, 63083331475), (305, 54396446485), (643, 25802357975), (1315, 12616666295), (1525, 10879289297), (3215, 5160471595), (6575, 2523333259), (16043, 1034152975), (16075, 1032094319), (39223, 422989475), (64333, 257891225), (80215, 206830595), (169109, 98107825), (196115, 84597895), (321665, 51578245), (401075, 41366119), (845545, 19621565), (980575, 16919579), (1608325, 10315649), (3924313, 4227725)]