74867025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 128616768

約数和(自身を除く): 53749743

約数列:

[1, 3, 5, 15, 25, 41, 75, 97, 123, 205, 251, 291, 485, 615, 753, 1025, 1255, 1455, 2425, 3075, 3765, 3977, 6275, 7275, 10291, 11931, 18825, 19885, 24347, 30873, 51455, 59655, 73041, 99425, 121735, 154365, 257275, 298275, 365205, 608675, 771825, 998227, 1826025, 2994681, 4991135, 14973405, 24955675, 74867025]

約数ペア:

[(1, 74867025), (3, 24955675), (5, 14973405), (15, 4991135), (25, 2994681), (41, 1826025), (75, 998227), (97, 771825), (123, 608675), (205, 365205), (251, 298275), (291, 257275), (485, 154365), (615, 121735), (753, 99425), (1025, 73041), (1255, 59655), (1455, 51455), (2425, 30873), (3075, 24347), (3765, 19885), (3977, 18825), (6275, 11931), (7275, 10291)]