68068520065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2909}}^1\times {\mathrm{51427}}^1$

素因数の和:54361

約数の個数: 32

約数和(自身を含む): 100568482560

約数和(自身を除く): 32499962495

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 2909, 14545, 20363, 37817, 51427, 101815, 189085, 257135, 264719, 359989, 668551, 1323595, 1799945, 3342755, 4679857, 23399285, 149601143, 748005715, 1047208001, 1944814859, 5236040005, 9724074295, 13613704013, 68068520065]

約数ペア:

[(1, 68068520065), (5, 13613704013), (7, 9724074295), (13, 5236040005), (35, 1944814859), (65, 1047208001), (91, 748005715), (455, 149601143), (2909, 23399285), (14545, 4679857), (20363, 3342755), (37817, 1799945), (51427, 1323595), (101815, 668551), (189085, 359989), (257135, 264719)]