201155045

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 305263728

約数和(自身を除く): 104108683

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 137, 245, 455, 461, 637, 685, 959, 1781, 2305, 3185, 3227, 4795, 5993, 6713, 8905, 12467, 16135, 22589, 29965, 33565, 41951, 62335, 63157, 87269, 112945, 209755, 293657, 315785, 436345, 442099, 821041, 1468285, 2210495, 3094693, 4105205, 5747287, 15473465, 28736435, 40231009, 201155045]

約数ペア:

[(1, 201155045), (5, 40231009), (7, 28736435), (13, 15473465), (35, 5747287), (49, 4105205), (65, 3094693), (91, 2210495), (137, 1468285), (245, 821041), (455, 442099), (461, 436345), (637, 315785), (685, 293657), (959, 209755), (1781, 112945), (2305, 87269), (3185, 63157), (3227, 62335), (4795, 41951), (5993, 33565), (6713, 29965), (8905, 22589), (12467, 16135)]