90421460

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 193880064

約数和(自身を除く): 103458604

約数列:

[1, 2, 4, 5, 10, 20, 97, 127, 194, 254, 367, 388, 485, 508, 635, 734, 970, 1270, 1468, 1835, 1940, 2540, 3670, 7340, 12319, 24638, 35599, 46609, 49276, 61595, 71198, 93218, 123190, 142396, 177995, 186436, 233045, 246380, 355990, 466090, 711980, 932180, 4521073, 9042146, 18084292, 22605365, 45210730, 90421460]

約数ペア:

[(1, 90421460), (2, 45210730), (4, 22605365), (5, 18084292), (10, 9042146), (20, 4521073), (97, 932180), (127, 711980), (194, 466090), (254, 355990), (367, 246380), (388, 233045), (485, 186436), (508, 177995), (635, 142396), (734, 123190), (970, 93218), (1270, 71198), (1468, 61595), (1835, 49276), (1940, 46609), (2540, 35599), (3670, 24638), (7340, 12319)]