154402520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{82129}}^1$

素因数の和:82187

約数の個数: 32

約数和(自身を含む): 354801600

約数和(自身を除く): 200399080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 82129, 164258, 328516, 410645, 657032, 821290, 1642580, 3285160, 3860063, 7720126, 15440252, 19300315, 30880504, 38600630, 77201260, 154402520]

約数ペア:

[(1, 154402520), (2, 77201260), (4, 38600630), (5, 30880504), (8, 19300315), (10, 15440252), (20, 7720126), (40, 3860063), (47, 3285160), (94, 1642580), (188, 821290), (235, 657032), (376, 410645), (470, 328516), (940, 164258), (1880, 82129)]