156777436985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1\times {\mathrm{20789}}^1$

素因数の和:21629

約数の個数: 32

約数和(自身を含む): 204051687840

約数和(自身を除く): 47274250855

約数列:

[1, 5, 13, 65, 181, 641, 905, 2353, 3205, 8333, 11765, 20789, 41665, 103945, 116021, 270257, 580105, 1351285, 1508273, 3762809, 7541365, 13325749, 18814045, 48916517, 66628745, 173234737, 244582585, 866173685, 2411960569, 12059802845, 31355487397, 156777436985]

約数ペア:

[(1, 156777436985), (5, 31355487397), (13, 12059802845), (65, 2411960569), (181, 866173685), (641, 244582585), (905, 173234737), (2353, 66628745), (3205, 48916517), (8333, 18814045), (11765, 13325749), (20789, 7541365), (41665, 3762809), (103945, 1508273), (116021, 1351285), (270257, 580105)]