25327120

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 160

約数和(自身を含む): 74995200

約数和(自身を除く): 49668080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 71, 80, 91, 98, 104, 112, 130, 140, 142, 182, 196, 208, 245, 260, 280, 284, 343, 355, 364, 392, 455, 490, 497, 520, 560, 568, 637, 686, 710, 728, 784, 910, 923, 980, 994, 1040, 1136, 1274, 1372, 1420, 1456, 1715, 1820, 1846, 1960, 1988, 2485, 2548, 2744, 2840, 3185, 3430, 3479, 3640, 3692, 3920, 3976, 4459, 4615, 4970, 5096, 5488, 5680, 6370, 6461, 6860, 6958, 7280, 7384, 7952, 8918, 9230, 9940, 10192, 12740, 12922, 13720, 13916, 14768, 17395, 17836, 18460, 19880, 22295, 24353, 25480, 25844, 27440, 27832, 32305, 34790, 35672, 36920, 39760, 44590, 45227, 48706, 50960, 51688, 55664, 64610, 69580, 71344, 73840, 89180, 90454, 97412, 103376, 121765, 129220, 139160, 178360, 180908, 194824, 226135, 243530, 258440, 278320, 316589, 356720, 361816, 389648, 452270, 487060, 516880, 633178, 723632, 904540, 974120, 1266356, 1582945, 1809080, 1948240, 2532712, 3165890, 3618160, 5065424, 6331780, 12663560, 25327120]

約数ペア:

[(1, 25327120), (2, 12663560), (4, 6331780), (5, 5065424), (7, 3618160), (8, 3165890), (10, 2532712), (13, 1948240), (14, 1809080), (16, 1582945), (20, 1266356), (26, 974120), (28, 904540), (35, 723632), (40, 633178), (49, 516880), (52, 487060), (56, 452270), (65, 389648), (70, 361816), (71, 356720), (80, 316589), (91, 278320), (98, 258440), (104, 243530), (112, 226135), (130, 194824), (140, 180908), (142, 178360), (182, 139160), (196, 129220), (208, 121765), (245, 103376), (260, 97412), (280, 90454), (284, 89180), (343, 73840), (355, 71344), (364, 69580), (392, 64610), (455, 55664), (490, 51688), (497, 50960), (520, 48706), (560, 45227), (568, 44590), (637, 39760), (686, 36920), (710, 35672), (728, 34790), (784, 32305), (910, 27832), (923, 27440), (980, 25844), (994, 25480), (1040, 24353), (1136, 22295), (1274, 19880), (1372, 18460), (1420, 17836), (1456, 17395), (1715, 14768), (1820, 13916), (1846, 13720), (1960, 12922), (1988, 12740), (2485, 10192), (2548, 9940), (2744, 9230), (2840, 8918), (3185, 7952), (3430, 7384), (3479, 7280), (3640, 6958), (3692, 6860), (3920, 6461), (3976, 6370), (4459, 5680), (4615, 5488), (4970, 5096)]