257169390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{10193}}^1$

素因数の和:10261

約数の個数: 48

約数和(自身を含む): 639286128

約数和(自身を除く): 382116738

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 841, 870, 1682, 2523, 4205, 5046, 8410, 10193, 12615, 20386, 25230, 30579, 50965, 61158, 101930, 152895, 295597, 305790, 591194, 886791, 1477985, 1773582, 2955970, 4433955, 8572313, 8867910, 17144626, 25716939, 42861565, 51433878, 85723130, 128584695, 257169390]

約数ペア:

[(1, 257169390), (2, 128584695), (3, 85723130), (5, 51433878), (6, 42861565), (10, 25716939), (15, 17144626), (29, 8867910), (30, 8572313), (58, 4433955), (87, 2955970), (145, 1773582), (174, 1477985), (290, 886791), (435, 591194), (841, 305790), (870, 295597), (1682, 152895), (2523, 101930), (4205, 61158), (5046, 50965), (8410, 30579), (10193, 25230), (12615, 20386)]