161176985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 207498240

約数和(自身を除く): 46321255

約数列:

[1, 5, 23, 79, 113, 115, 157, 395, 565, 785, 1817, 2599, 3611, 8927, 9085, 12403, 12995, 17741, 18055, 44635, 62015, 88705, 205321, 285269, 408043, 1026605, 1401539, 1426345, 2040215, 7007695, 32235397, 161176985]

約数ペア:

[(1, 161176985), (5, 32235397), (23, 7007695), (79, 2040215), (113, 1426345), (115, 1401539), (157, 1026605), (395, 408043), (565, 285269), (785, 205321), (1817, 88705), (2599, 62015), (3611, 44635), (8927, 18055), (9085, 17741), (12403, 12995)]