18702955325

素因数分解:

$5^2\times {\mathrm{61}}^2\times {\mathrm{107}}^1\times {\mathrm{1879}}^1$

素因数の和:2118

約数の個数: 36

約数和(自身を含む): 23811109920

約数和(自身を除く): 5108154595

約数列:

[1, 5, 25, 61, 107, 305, 535, 1525, 1879, 2675, 3721, 6527, 9395, 18605, 32635, 46975, 93025, 114619, 163175, 201053, 398147, 573095, 1005265, 1990735, 2865475, 5026325, 6991759, 9953675, 12264233, 34958795, 61321165, 174793975, 306605825, 748118213, 3740591065, 18702955325]

約数ペア:

[(1, 18702955325), (5, 3740591065), (25, 748118213), (61, 306605825), (107, 174793975), (305, 61321165), (535, 34958795), (1525, 12264233), (1879, 9953675), (2675, 6991759), (3721, 5026325), (6527, 2865475), (9395, 1990735), (18605, 1005265), (32635, 573095), (46975, 398147), (93025, 201053), (114619, 163175)]