40204255

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{971}}^1$

素因数の和:1016

約数の個数: 36

約数和(自身を含む): 60833592

約数和(自身を除く): 20629337

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 971, 1183, 3185, 4855, 5915, 6797, 8281, 12623, 33985, 41405, 47579, 63115, 88361, 164099, 237895, 441805, 618527, 820495, 1148693, 3092635, 5743465, 8040851, 40204255]

約数ペア:

[(1, 40204255), (5, 8040851), (7, 5743465), (13, 3092635), (35, 1148693), (49, 820495), (65, 618527), (91, 441805), (169, 237895), (245, 164099), (455, 88361), (637, 63115), (845, 47579), (971, 41405), (1183, 33985), (3185, 12623), (4855, 8281), (5915, 6797)]