65551500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 144

約数和(自身を含む): 236448576

約数和(自身を除く): 170897076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 630, 700, 750, 875, 900, 1050, 1125, 1260, 1500, 1575, 1750, 2081, 2100, 2250, 2625, 3150, 3500, 4162, 4500, 5250, 6243, 6300, 7875, 8324, 10405, 10500, 12486, 14567, 15750, 18729, 20810, 24972, 29134, 31215, 31500, 37458, 41620, 43701, 52025, 58268, 62430, 72835, 74916, 87402, 93645, 104050, 124860, 131103, 145670, 156075, 174804, 187290, 208100, 218505, 260125, 262206, 291340, 312150, 364175, 374580, 437010, 468225, 520250, 524412, 624300, 655515, 728350, 780375, 874020, 936450, 1040500, 1092525, 1311030, 1456700, 1560750, 1820875, 1872900, 2185050, 2341125, 2622060, 3121500, 3277575, 3641750, 4370100, 4682250, 5462625, 6555150, 7283500, 9364500, 10925250, 13110300, 16387875, 21850500, 32775750, 65551500]

約数ペア:

[(1, 65551500), (2, 32775750), (3, 21850500), (4, 16387875), (5, 13110300), (6, 10925250), (7, 9364500), (9, 7283500), (10, 6555150), (12, 5462625), (14, 4682250), (15, 4370100), (18, 3641750), (20, 3277575), (21, 3121500), (25, 2622060), (28, 2341125), (30, 2185050), (35, 1872900), (36, 1820875), (42, 1560750), (45, 1456700), (50, 1311030), (60, 1092525), (63, 1040500), (70, 936450), (75, 874020), (84, 780375), (90, 728350), (100, 655515), (105, 624300), (125, 524412), (126, 520250), (140, 468225), (150, 437010), (175, 374580), (180, 364175), (210, 312150), (225, 291340), (250, 262206), (252, 260125), (300, 218505), (315, 208100), (350, 187290), (375, 174804), (420, 156075), (450, 145670), (500, 131103), (525, 124860), (630, 104050), (700, 93645), (750, 87402), (875, 74916), (900, 72835), (1050, 62430), (1125, 58268), (1260, 52025), (1500, 43701), (1575, 41620), (1750, 37458), (2081, 31500), (2100, 31215), (2250, 29134), (2625, 24972), (3150, 20810), (3500, 18729), (4162, 15750), (4500, 14567), (5250, 12486), (6243, 10500), (6300, 10405), (7875, 8324)]