156927287680

素因数分解:

$2^7\times 5^1\times {\mathrm{245198887}}^1$

素因数の和:245198906

約数の個数: 32

約数和(自身を含む): 375154298640

約数和(自身を除く): 218227010960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245198887, 490397774, 980795548, 1225994435, 1961591096, 2451988870, 3923182192, 4903977740, 7846364384, 9807955480, 15692728768, 19615910960, 31385457536, 39231821920, 78463643840, 156927287680]

約数ペア:

[(1, 156927287680), (2, 78463643840), (4, 39231821920), (5, 31385457536), (8, 19615910960), (10, 15692728768), (16, 9807955480), (20, 7846364384), (32, 4903977740), (40, 3923182192), (64, 2451988870), (80, 1961591096), (128, 1225994435), (160, 980795548), (320, 490397774), (640, 245198887)]