80204575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 114501600

約数和(自身を除く): 34297025

約数列:

[1, 5, 11, 25, 29, 55, 89, 113, 145, 275, 319, 445, 565, 725, 979, 1243, 1595, 2225, 2581, 2825, 3277, 4895, 6215, 7975, 10057, 12905, 16385, 24475, 28391, 31075, 36047, 50285, 64525, 81925, 110627, 141955, 180235, 251425, 291653, 553135, 709775, 901175, 1458265, 2765675, 3208183, 7291325, 16040915, 80204575]

約数ペア:

[(1, 80204575), (5, 16040915), (11, 7291325), (25, 3208183), (29, 2765675), (55, 1458265), (89, 901175), (113, 709775), (145, 553135), (275, 291653), (319, 251425), (445, 180235), (565, 141955), (725, 110627), (979, 81925), (1243, 64525), (1595, 50285), (2225, 36047), (2581, 31075), (2825, 28391), (3277, 24475), (4895, 16385), (6215, 12905), (7975, 10057)]