52809865640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2591}}^1\times {\mathrm{10399}}^1$

素因数の和:13015

約数の個数: 96

約数和(自身を含む): 138288384000

約数和(自身を除く): 85478518360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2591, 5182, 10364, 10399, 12955, 18137, 20728, 20798, 25910, 36274, 41596, 51820, 51995, 72548, 72793, 83192, 90685, 103640, 103990, 126959, 145096, 145586, 181370, 207980, 253918, 291172, 362740, 363965, 415960, 507836, 509551, 582344, 634795, 725480, 727930, 1015672, 1019102, 1269590, 1455860, 2038204, 2539180, 2547755, 2911720, 4076408, 5078360, 5095510, 10191020, 20382040, 26943809, 53887618, 107775236, 134719045, 188606663, 215550472, 269438090, 377213326, 538876180, 754426652, 943033315, 1077752360, 1320246641, 1508853304, 1886066630, 2640493282, 3772133260, 5280986564, 6601233205, 7544266520, 10561973128, 13202466410, 26404932820, 52809865640]

約数ペア:

[(1, 52809865640), (2, 26404932820), (4, 13202466410), (5, 10561973128), (7, 7544266520), (8, 6601233205), (10, 5280986564), (14, 3772133260), (20, 2640493282), (28, 1886066630), (35, 1508853304), (40, 1320246641), (49, 1077752360), (56, 943033315), (70, 754426652), (98, 538876180), (140, 377213326), (196, 269438090), (245, 215550472), (280, 188606663), (392, 134719045), (490, 107775236), (980, 53887618), (1960, 26943809), (2591, 20382040), (5182, 10191020), (10364, 5095510), (10399, 5078360), (12955, 4076408), (18137, 2911720), (20728, 2547755), (20798, 2539180), (25910, 2038204), (36274, 1455860), (41596, 1269590), (51820, 1019102), (51995, 1015672), (72548, 727930), (72793, 725480), (83192, 634795), (90685, 582344), (103640, 509551), (103990, 507836), (126959, 415960), (145096, 363965), (145586, 362740), (181370, 291172), (207980, 253918)]