51038845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 80900640

約数和(自身を除く): 29861795

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 169, 187, 209, 221, 247, 289, 323, 715, 845, 935, 1045, 1105, 1235, 1445, 1615, 1859, 2431, 2717, 2873, 3179, 3211, 3553, 3757, 4199, 5491, 9295, 12155, 13585, 14365, 15895, 16055, 17765, 18785, 20995, 27455, 31603, 35321, 41327, 46189, 48841, 54587, 60401, 71383, 158015, 176605, 206635, 230945, 244205, 272935, 302005, 356915, 537251, 600457, 785213, 927979, 2686255, 3002285, 3926065, 4639895, 10207769, 51038845]

約数ペア:

[(1, 51038845), (5, 10207769), (11, 4639895), (13, 3926065), (17, 3002285), (19, 2686255), (55, 927979), (65, 785213), (85, 600457), (95, 537251), (143, 356915), (169, 302005), (187, 272935), (209, 244205), (221, 230945), (247, 206635), (289, 176605), (323, 158015), (715, 71383), (845, 60401), (935, 54587), (1045, 48841), (1105, 46189), (1235, 41327), (1445, 35321), (1615, 31603), (1859, 27455), (2431, 20995), (2717, 18785), (2873, 17765), (3179, 16055), (3211, 15895), (3553, 14365), (3757, 13585), (4199, 12155), (5491, 9295)]