164580325

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 254872576

約数和(自身を除く): 90292251

約数列:

[1, 5, 7, 13, 25, 35, 65, 73, 91, 175, 325, 365, 455, 511, 949, 991, 1825, 2275, 2555, 4745, 4955, 6643, 6937, 12775, 12883, 23725, 24775, 33215, 34685, 64415, 72343, 90181, 166075, 173425, 322075, 361715, 450905, 506401, 940459, 1808575, 2254525, 2532005, 4702295, 6583213, 12660025, 23511475, 32916065, 164580325]

約数ペア:

[(1, 164580325), (5, 32916065), (7, 23511475), (13, 12660025), (25, 6583213), (35, 4702295), (65, 2532005), (73, 2254525), (91, 1808575), (175, 940459), (325, 506401), (365, 450905), (455, 361715), (511, 322075), (949, 173425), (991, 166075), (1825, 90181), (2275, 72343), (2555, 64415), (4745, 34685), (4955, 33215), (6643, 24775), (6937, 23725), (12775, 12883)]