51365405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 76876800

約数和(自身を除く): 25511395

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 1429, 2765, 5135, 7145, 7189, 10003, 18577, 35945, 50015, 92885, 112891, 130039, 564455, 650195, 790237, 1467583, 3951185, 7337915, 10273081, 51365405]

約数ペア:

[(1, 51365405), (5, 10273081), (7, 7337915), (13, 3951185), (35, 1467583), (65, 790237), (79, 650195), (91, 564455), (395, 130039), (455, 112891), (553, 92885), (1027, 50015), (1429, 35945), (2765, 18577), (5135, 10003), (7145, 7189)]