83516480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8419}}^1$

素因数の和:8467

約数の個数: 56

約数和(自身を含む): 205313280

約数和(自身を除く): 121796800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8419, 9920, 16838, 33676, 42095, 67352, 84190, 134704, 168380, 260989, 269408, 336760, 521978, 538816, 673520, 1043956, 1304945, 1347040, 2087912, 2609890, 2694080, 4175824, 5219780, 8351648, 10439560, 16703296, 20879120, 41758240, 83516480]

約数ペア:

[(1, 83516480), (2, 41758240), (4, 20879120), (5, 16703296), (8, 10439560), (10, 8351648), (16, 5219780), (20, 4175824), (31, 2694080), (32, 2609890), (40, 2087912), (62, 1347040), (64, 1304945), (80, 1043956), (124, 673520), (155, 538816), (160, 521978), (248, 336760), (310, 269408), (320, 260989), (496, 168380), (620, 134704), (992, 84190), (1240, 67352), (1984, 42095), (2480, 33676), (4960, 16838), (8419, 9920)]