161047875

素因数分解:

$3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 283046400

約数和(自身を除く): 121998525

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 125, 145, 177, 251, 295, 375, 435, 725, 753, 885, 1255, 1475, 1711, 2175, 3625, 3765, 4425, 5133, 6275, 7279, 7375, 8555, 10875, 14809, 18825, 21837, 22125, 25665, 31375, 36395, 42775, 44427, 74045, 94125, 109185, 128325, 181975, 213875, 222135, 370225, 429461, 545925, 641625, 909875, 1110675, 1288383, 1851125, 2147305, 2729625, 5553375, 6441915, 10736525, 32209575, 53682625, 161047875]

約数ペア:

[(1, 161047875), (3, 53682625), (5, 32209575), (15, 10736525), (25, 6441915), (29, 5553375), (59, 2729625), (75, 2147305), (87, 1851125), (125, 1288383), (145, 1110675), (177, 909875), (251, 641625), (295, 545925), (375, 429461), (435, 370225), (725, 222135), (753, 213875), (885, 181975), (1255, 128325), (1475, 109185), (1711, 94125), (2175, 74045), (3625, 44427), (3765, 42775), (4425, 36395), (5133, 31375), (6275, 25665), (7279, 22125), (7375, 21837), (8555, 18825), (10875, 14809)]