161018992

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{773}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 320175936

約数和(自身を除く): 159156944

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 277, 376, 554, 752, 773, 1108, 1546, 2216, 3092, 4432, 6184, 12368, 13019, 26038, 36331, 52076, 72662, 104152, 145324, 208304, 214121, 290648, 428242, 581296, 856484, 1712968, 3425936, 10063687, 20127374, 40254748, 80509496, 161018992]

約数ペア:

[(1, 161018992), (2, 80509496), (4, 40254748), (8, 20127374), (16, 10063687), (47, 3425936), (94, 1712968), (188, 856484), (277, 581296), (376, 428242), (554, 290648), (752, 214121), (773, 208304), (1108, 145324), (1546, 104152), (2216, 72662), (3092, 52076), (4432, 36331), (6184, 26038), (12368, 13019)]