205121214718

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{45137}}^1$

素因数の和:45497

約数の個数: 64

約数和(自身を含む): 374115299328

約数和(自身を除く): 168994084610

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 283, 434, 518, 566, 1147, 1981, 2294, 3962, 8029, 8773, 10471, 16058, 17546, 20942, 45137, 61411, 73297, 90274, 122822, 146594, 315959, 324601, 631918, 649202, 1399247, 1670069, 2272207, 2798494, 3340138, 4544414, 9794729, 11690483, 12773771, 19589458, 23380966, 25547542, 51772139, 89416397, 103544278, 178832794, 362404973, 395986901, 472629527, 724809946, 791973802, 945259054, 2771908307, 3308406689, 5543816614, 6616813378, 14651515337, 29303030674, 102560607359, 205121214718]

約数ペア:

[(1, 205121214718), (2, 102560607359), (7, 29303030674), (14, 14651515337), (31, 6616813378), (37, 5543816614), (62, 3308406689), (74, 2771908307), (217, 945259054), (259, 791973802), (283, 724809946), (434, 472629527), (518, 395986901), (566, 362404973), (1147, 178832794), (1981, 103544278), (2294, 89416397), (3962, 51772139), (8029, 25547542), (8773, 23380966), (10471, 19589458), (16058, 12773771), (17546, 11690483), (20942, 9794729), (45137, 4544414), (61411, 3340138), (73297, 2798494), (90274, 2272207), (122822, 1670069), (146594, 1399247), (315959, 649202), (324601, 631918)]