200638900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 551964672

約数和(自身を除く): 351325772

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 71, 77, 100, 110, 140, 142, 154, 175, 220, 275, 284, 308, 350, 355, 367, 385, 497, 550, 700, 710, 734, 770, 781, 994, 1100, 1420, 1468, 1540, 1562, 1775, 1835, 1925, 1988, 2485, 2569, 3124, 3550, 3670, 3850, 3905, 4037, 4970, 5138, 5467, 7100, 7340, 7700, 7810, 8074, 9175, 9940, 10276, 10934, 12425, 12845, 15620, 16148, 18350, 19525, 20185, 21868, 24850, 25690, 26057, 27335, 28259, 36700, 39050, 40370, 49700, 51380, 52114, 54670, 56518, 64225, 78100, 80740, 100925, 104228, 109340, 113036, 128450, 130285, 136675, 141295, 182399, 201850, 256900, 260570, 273350, 282590, 286627, 364798, 403700, 521140, 546700, 565180, 573254, 651425, 706475, 729596, 911995, 1146508, 1302850, 1412950, 1433135, 1823990, 2006389, 2605700, 2825900, 2866270, 3647980, 4012778, 4559975, 5732540, 7165675, 8025556, 9119950, 10031945, 14331350, 18239900, 20063890, 28662700, 40127780, 50159725, 100319450, 200638900]

約数ペア:

[(1, 200638900), (2, 100319450), (4, 50159725), (5, 40127780), (7, 28662700), (10, 20063890), (11, 18239900), (14, 14331350), (20, 10031945), (22, 9119950), (25, 8025556), (28, 7165675), (35, 5732540), (44, 4559975), (50, 4012778), (55, 3647980), (70, 2866270), (71, 2825900), (77, 2605700), (100, 2006389), (110, 1823990), (140, 1433135), (142, 1412950), (154, 1302850), (175, 1146508), (220, 911995), (275, 729596), (284, 706475), (308, 651425), (350, 573254), (355, 565180), (367, 546700), (385, 521140), (497, 403700), (550, 364798), (700, 286627), (710, 282590), (734, 273350), (770, 260570), (781, 256900), (994, 201850), (1100, 182399), (1420, 141295), (1468, 136675), (1540, 130285), (1562, 128450), (1775, 113036), (1835, 109340), (1925, 104228), (1988, 100925), (2485, 80740), (2569, 78100), (3124, 64225), (3550, 56518), (3670, 54670), (3850, 52114), (3905, 51380), (4037, 49700), (4970, 40370), (5138, 39050), (5467, 36700), (7100, 28259), (7340, 27335), (7700, 26057), (7810, 25690), (8074, 24850), (9175, 21868), (9940, 20185), (10276, 19525), (10934, 18350), (12425, 16148), (12845, 15620)]