1688774192

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4007}}^1$

素因数の和:4146

約数の個数: 80

約数和(自身を含む): 3864609792

約数和(自身を除く): 2175835600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 71, 106, 112, 142, 212, 284, 371, 424, 497, 568, 742, 848, 994, 1136, 1484, 1988, 2968, 3763, 3976, 4007, 5936, 7526, 7952, 8014, 15052, 16028, 26341, 28049, 30104, 32056, 52682, 56098, 60208, 64112, 105364, 112196, 210728, 212371, 224392, 284497, 421456, 424742, 448784, 568994, 849484, 1137988, 1486597, 1698968, 1991479, 2275976, 2973194, 3397936, 3982958, 4551952, 5946388, 7965916, 11892776, 15078341, 15931832, 23785552, 30156682, 31863664, 60313364, 105548387, 120626728, 211096774, 241253456, 422193548, 844387096, 1688774192]

約数ペア:

[(1, 1688774192), (2, 844387096), (4, 422193548), (7, 241253456), (8, 211096774), (14, 120626728), (16, 105548387), (28, 60313364), (53, 31863664), (56, 30156682), (71, 23785552), (106, 15931832), (112, 15078341), (142, 11892776), (212, 7965916), (284, 5946388), (371, 4551952), (424, 3982958), (497, 3397936), (568, 2973194), (742, 2275976), (848, 1991479), (994, 1698968), (1136, 1486597), (1484, 1137988), (1988, 849484), (2968, 568994), (3763, 448784), (3976, 424742), (4007, 421456), (5936, 284497), (7526, 224392), (7952, 212371), (8014, 210728), (15052, 112196), (16028, 105364), (26341, 64112), (28049, 60208), (30104, 56098), (32056, 52682)]