69721660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 150052896

約数和(自身を除く): 80331236

約数列:

[1, 2, 4, 5, 10, 20, 83, 97, 166, 194, 332, 388, 415, 433, 485, 830, 866, 970, 1660, 1732, 1940, 2165, 4330, 8051, 8660, 16102, 32204, 35939, 40255, 42001, 71878, 80510, 84002, 143756, 161020, 168004, 179695, 210005, 359390, 420010, 718780, 840020, 3486083, 6972166, 13944332, 17430415, 34860830, 69721660]

約数ペア:

[(1, 69721660), (2, 34860830), (4, 17430415), (5, 13944332), (10, 6972166), (20, 3486083), (83, 840020), (97, 718780), (166, 420010), (194, 359390), (332, 210005), (388, 179695), (415, 168004), (433, 161020), (485, 143756), (830, 84002), (866, 80510), (970, 71878), (1660, 42001), (1732, 40255), (1940, 35939), (2165, 32204), (4330, 16102), (8051, 8660)]