161495425

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10141}}^1$

素因数の和:10178

約数の個数: 36

約数和(自身を含む): 250892796

約数和(自身を除く): 89397371

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 1225, 2275, 3185, 10141, 15925, 50705, 70987, 131833, 253525, 354935, 496909, 659165, 922831, 1774675, 2484545, 3295825, 4614155, 6459817, 12422725, 23070775, 32299085, 161495425]

約数ペア:

[(1, 161495425), (5, 32299085), (7, 23070775), (13, 12422725), (25, 6459817), (35, 4614155), (49, 3295825), (65, 2484545), (91, 1774675), (175, 922831), (245, 659165), (325, 496909), (455, 354935), (637, 253525), (1225, 131833), (2275, 70987), (3185, 50705), (10141, 15925)]