156626015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20249}}^1$

素因数の和:20291

約数の個数: 32

約数和(自身を含む): 244944000

約数和(自身を除く): 88317985

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 20249, 101245, 141743, 263237, 344233, 708715, 1316185, 1721165, 1842659, 2409631, 4475029, 9213295, 12048155, 22375145, 31325203, 156626015]

約数ペア:

[(1, 156626015), (5, 31325203), (7, 22375145), (13, 12048155), (17, 9213295), (35, 4475029), (65, 2409631), (85, 1842659), (91, 1721165), (119, 1316185), (221, 708715), (455, 344233), (595, 263237), (1105, 141743), (1547, 101245), (7735, 20249)]