348550540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{4283}}^1$

素因数の和:4618

約数の個数: 48

約数和(自身を含む): 790963488

約数和(自身を除く): 442412948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 626, 1252, 1565, 3130, 4069, 4283, 6260, 8138, 8566, 16276, 17132, 20345, 21415, 40690, 42830, 55679, 81380, 85660, 111358, 222716, 278395, 556790, 1113580, 1340579, 2681158, 5362316, 6702895, 13405790, 17427527, 26811580, 34855054, 69710108, 87137635, 174275270, 348550540]

約数ペア:

[(1, 348550540), (2, 174275270), (4, 87137635), (5, 69710108), (10, 34855054), (13, 26811580), (20, 17427527), (26, 13405790), (52, 6702895), (65, 5362316), (130, 2681158), (260, 1340579), (313, 1113580), (626, 556790), (1252, 278395), (1565, 222716), (3130, 111358), (4069, 85660), (4283, 81380), (6260, 55679), (8138, 42830), (8566, 40690), (16276, 21415), (17132, 20345)]