105025520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42349}}^1$

素因数の和:42393

約数の個数: 40

約数和(自身を含む): 252067200

約数和(自身を除く): 147041680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 42349, 84698, 169396, 211745, 338792, 423490, 677584, 846980, 1312819, 1693960, 2625638, 3387920, 5251276, 6564095, 10502552, 13128190, 21005104, 26256380, 52512760, 105025520]

約数ペア:

[(1, 105025520), (2, 52512760), (4, 26256380), (5, 21005104), (8, 13128190), (10, 10502552), (16, 6564095), (20, 5251276), (31, 3387920), (40, 2625638), (62, 1693960), (80, 1312819), (124, 846980), (155, 677584), (248, 423490), (310, 338792), (496, 211745), (620, 169396), (1240, 84698), (2480, 42349)]