79561900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 189987840

約数和(自身を除く): 110425940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 151, 220, 275, 302, 479, 550, 604, 755, 958, 1100, 1510, 1661, 1916, 2395, 3020, 3322, 3775, 4790, 5269, 6644, 7550, 8305, 9580, 10538, 11975, 15100, 16610, 21076, 23950, 26345, 33220, 41525, 47900, 52690, 72329, 83050, 105380, 131725, 144658, 166100, 263450, 289316, 361645, 526900, 723290, 795619, 1446580, 1591238, 1808225, 3182476, 3616450, 3978095, 7232900, 7956190, 15912380, 19890475, 39780950, 79561900]

約数ペア:

[(1, 79561900), (2, 39780950), (4, 19890475), (5, 15912380), (10, 7956190), (11, 7232900), (20, 3978095), (22, 3616450), (25, 3182476), (44, 1808225), (50, 1591238), (55, 1446580), (100, 795619), (110, 723290), (151, 526900), (220, 361645), (275, 289316), (302, 263450), (479, 166100), (550, 144658), (604, 131725), (755, 105380), (958, 83050), (1100, 72329), (1510, 52690), (1661, 47900), (1916, 41525), (2395, 33220), (3020, 26345), (3322, 23950), (3775, 21076), (4790, 16610), (5269, 15100), (6644, 11975), (7550, 10538), (8305, 9580)]