49231280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 120

約数和(自身を含む): 140370480

約数和(自身を除く): 91139200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 661, 665, 760, 784, 931, 980, 1064, 1322, 1330, 1520, 1862, 1960, 2128, 2644, 2660, 3305, 3724, 3920, 4627, 4655, 5288, 5320, 6610, 7448, 9254, 9310, 10576, 10640, 12559, 13220, 14896, 18508, 18620, 23135, 25118, 26440, 32389, 37016, 37240, 46270, 50236, 52880, 62795, 64778, 74032, 74480, 87913, 92540, 100472, 125590, 129556, 161945, 175826, 185080, 200944, 251180, 259112, 323890, 351652, 370160, 439565, 502360, 518224, 615391, 647780, 703304, 879130, 1004720, 1230782, 1295560, 1406608, 1758260, 2461564, 2591120, 3076955, 3516520, 4923128, 6153910, 7033040, 9846256, 12307820, 24615640, 49231280]

約数ペア:

[(1, 49231280), (2, 24615640), (4, 12307820), (5, 9846256), (7, 7033040), (8, 6153910), (10, 4923128), (14, 3516520), (16, 3076955), (19, 2591120), (20, 2461564), (28, 1758260), (35, 1406608), (38, 1295560), (40, 1230782), (49, 1004720), (56, 879130), (70, 703304), (76, 647780), (80, 615391), (95, 518224), (98, 502360), (112, 439565), (133, 370160), (140, 351652), (152, 323890), (190, 259112), (196, 251180), (245, 200944), (266, 185080), (280, 175826), (304, 161945), (380, 129556), (392, 125590), (490, 100472), (532, 92540), (560, 87913), (661, 74480), (665, 74032), (760, 64778), (784, 62795), (931, 52880), (980, 50236), (1064, 46270), (1322, 37240), (1330, 37016), (1520, 32389), (1862, 26440), (1960, 25118), (2128, 23135), (2644, 18620), (2660, 18508), (3305, 14896), (3724, 13220), (3920, 12559), (4627, 10640), (4655, 10576), (5288, 9310), (5320, 9254), (6610, 7448)]