154470985

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 198696960

約数和(自身を除く): 44225975

約数列:

[1, 5, 31, 41, 109, 155, 205, 223, 545, 1115, 1271, 3379, 4469, 6355, 6913, 9143, 16895, 22345, 24307, 34565, 45715, 121535, 138539, 283433, 692695, 753517, 996587, 1417165, 3767585, 4982935, 30894197, 154470985]

約数ペア:

[(1, 154470985), (5, 30894197), (31, 4982935), (41, 3767585), (109, 1417165), (155, 996587), (205, 753517), (223, 692695), (545, 283433), (1115, 138539), (1271, 121535), (3379, 45715), (4469, 34565), (6355, 24307), (6913, 22345), (9143, 16895)]