77883988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 171346560

約数和(自身を除く): 93462572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 151, 169, 182, 218, 302, 338, 364, 436, 604, 676, 763, 1057, 1183, 1417, 1526, 1963, 2114, 2366, 2834, 3052, 3926, 4228, 4732, 5668, 7852, 9919, 13741, 16459, 18421, 19838, 25519, 27482, 32918, 36842, 39676, 51038, 54964, 65836, 73684, 102076, 115213, 128947, 178633, 213967, 230426, 257894, 357266, 427934, 460852, 515788, 714532, 855868, 1497769, 2781571, 2995538, 5563142, 5991076, 11126284, 19470997, 38941994, 77883988]

約数ペア:

[(1, 77883988), (2, 38941994), (4, 19470997), (7, 11126284), (13, 5991076), (14, 5563142), (26, 2995538), (28, 2781571), (52, 1497769), (91, 855868), (109, 714532), (151, 515788), (169, 460852), (182, 427934), (218, 357266), (302, 257894), (338, 230426), (364, 213967), (436, 178633), (604, 128947), (676, 115213), (763, 102076), (1057, 73684), (1183, 65836), (1417, 54964), (1526, 51038), (1963, 39676), (2114, 36842), (2366, 32918), (2834, 27482), (3052, 25519), (3926, 19838), (4228, 18421), (4732, 16459), (5668, 13741), (7852, 9919)]