100427920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66071}}^1$

素因数の和:66103

約数の個数: 40

約数和(自身を含む): 245787840

約数和(自身を除く): 145359920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 66071, 132142, 264284, 330355, 528568, 660710, 1057136, 1255349, 1321420, 2510698, 2642840, 5021396, 5285680, 6276745, 10042792, 12553490, 20085584, 25106980, 50213960, 100427920]

約数ペア:

[(1, 100427920), (2, 50213960), (4, 25106980), (5, 20085584), (8, 12553490), (10, 10042792), (16, 6276745), (19, 5285680), (20, 5021396), (38, 2642840), (40, 2510698), (76, 1321420), (80, 1255349), (95, 1057136), (152, 660710), (190, 528568), (304, 330355), (380, 264284), (760, 132142), (1520, 66071)]