537558320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{516883}}^1$

素因数の和:516909

約数の個数: 40

約数和(自身を含む): 1345965936

約数和(自身を除く): 808407616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 516883, 1033766, 2067532, 2584415, 4135064, 5168830, 6719479, 8270128, 10337660, 13438958, 20675320, 26877916, 33597395, 41350640, 53755832, 67194790, 107511664, 134389580, 268779160, 537558320]

約数ペア:

[(1, 537558320), (2, 268779160), (4, 134389580), (5, 107511664), (8, 67194790), (10, 53755832), (13, 41350640), (16, 33597395), (20, 26877916), (26, 20675320), (40, 13438958), (52, 10337660), (65, 8270128), (80, 6719479), (104, 5168830), (130, 4135064), (208, 2584415), (260, 2067532), (520, 1033766), (1040, 516883)]