20145785550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{393857}}^1$

素因数の和:393914

約数の個数: 96

約数和(自身を含む): 56261827584

約数和(自身を除く): 36116042034

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 31, 33, 50, 55, 62, 66, 75, 93, 110, 150, 155, 165, 186, 275, 310, 330, 341, 465, 550, 682, 775, 825, 930, 1023, 1550, 1650, 1705, 2046, 2325, 3410, 4650, 5115, 8525, 10230, 17050, 25575, 51150, 393857, 787714, 1181571, 1969285, 2363142, 3938570, 4332427, 5907855, 8664854, 9846425, 11815710, 12209567, 12997281, 19692850, 21662135, 24419134, 25994562, 29539275, 36628701, 43324270, 59078550, 61047835, 64986405, 73257402, 108310675, 122095670, 129972810, 134305237, 183143505, 216621350, 268610474, 305239175, 324932025, 366287010, 402915711, 610478350, 649864050, 671526185, 805831422, 915717525, 1343052370, 1831435050, 2014578555, 3357630925, 4029157110, 6715261850, 10072892775, 20145785550]

約数ペア:

[(1, 20145785550), (2, 10072892775), (3, 6715261850), (5, 4029157110), (6, 3357630925), (10, 2014578555), (11, 1831435050), (15, 1343052370), (22, 915717525), (25, 805831422), (30, 671526185), (31, 649864050), (33, 610478350), (50, 402915711), (55, 366287010), (62, 324932025), (66, 305239175), (75, 268610474), (93, 216621350), (110, 183143505), (150, 134305237), (155, 129972810), (165, 122095670), (186, 108310675), (275, 73257402), (310, 64986405), (330, 61047835), (341, 59078550), (465, 43324270), (550, 36628701), (682, 29539275), (775, 25994562), (825, 24419134), (930, 21662135), (1023, 19692850), (1550, 12997281), (1650, 12209567), (1705, 11815710), (2046, 9846425), (2325, 8664854), (3410, 5907855), (4650, 4332427), (5115, 3938570), (8525, 2363142), (10230, 1969285), (17050, 1181571), (25575, 787714), (51150, 393857)]