208308100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1$

素因数の和:2126

約数の個数: 144

約数和(自身を含む): 607211136

約数和(自身を除く): 398903036

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1300, 1430, 1540, 1820, 1925, 2002, 2081, 2275, 2860, 3575, 3850, 4004, 4162, 4550, 5005, 7150, 7700, 8324, 9100, 10010, 10405, 14300, 14567, 20020, 20810, 22891, 25025, 27053, 29134, 41620, 45782, 50050, 52025, 54106, 58268, 72835, 91564, 100100, 104050, 108212, 114455, 135265, 145670, 160237, 189371, 208100, 228910, 270530, 291340, 297583, 320474, 364175, 378742, 457820, 541060, 572275, 595166, 640948, 676325, 728350, 757484, 801185, 946855, 1144550, 1190332, 1352650, 1456700, 1487915, 1602370, 1893710, 2083081, 2289100, 2705300, 2975830, 3204740, 3787420, 4005925, 4166162, 4734275, 5951660, 7439575, 8011850, 8332324, 9468550, 10415405, 14879150, 16023700, 18937100, 20830810, 29758300, 41661620, 52077025, 104154050, 208308100]

約数ペア:

[(1, 208308100), (2, 104154050), (4, 52077025), (5, 41661620), (7, 29758300), (10, 20830810), (11, 18937100), (13, 16023700), (14, 14879150), (20, 10415405), (22, 9468550), (25, 8332324), (26, 8011850), (28, 7439575), (35, 5951660), (44, 4734275), (50, 4166162), (52, 4005925), (55, 3787420), (65, 3204740), (70, 2975830), (77, 2705300), (91, 2289100), (100, 2083081), (110, 1893710), (130, 1602370), (140, 1487915), (143, 1456700), (154, 1352650), (175, 1190332), (182, 1144550), (220, 946855), (260, 801185), (275, 757484), (286, 728350), (308, 676325), (325, 640948), (350, 595166), (364, 572275), (385, 541060), (455, 457820), (550, 378742), (572, 364175), (650, 320474), (700, 297583), (715, 291340), (770, 270530), (910, 228910), (1001, 208100), (1100, 189371), (1300, 160237), (1430, 145670), (1540, 135265), (1820, 114455), (1925, 108212), (2002, 104050), (2081, 100100), (2275, 91564), (2860, 72835), (3575, 58268), (3850, 54106), (4004, 52025), (4162, 50050), (4550, 45782), (5005, 41620), (7150, 29134), (7700, 27053), (8324, 25025), (9100, 22891), (10010, 20810), (10405, 20020), (14300, 14567)]