8013005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 12918528

約数和(自身を除く): 4905523

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 1601, 5005, 8005, 11207, 17611, 20813, 56035, 88055, 104065, 123277, 145691, 228943, 616385, 728455, 1144715, 1602601, 8013005]

約数ペア:

[(1, 8013005), (5, 1602601), (7, 1144715), (11, 728455), (13, 616385), (35, 228943), (55, 145691), (65, 123277), (77, 104065), (91, 88055), (143, 56035), (385, 20813), (455, 17611), (715, 11207), (1001, 8005), (1601, 5005)]