71972215

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 102326400

約数和(自身を除く): 30354185

約数列:

[1, 5, 7, 35, 37, 149, 185, 259, 373, 745, 1043, 1295, 1865, 2611, 5215, 5513, 13055, 13801, 27565, 38591, 55577, 69005, 96607, 192955, 277885, 389039, 483035, 1945195, 2056349, 10281745, 14394443, 71972215]

約数ペア:

[(1, 71972215), (5, 14394443), (7, 10281745), (35, 2056349), (37, 1945195), (149, 483035), (185, 389039), (259, 277885), (373, 192955), (745, 96607), (1043, 69005), (1295, 55577), (1865, 38591), (2611, 27565), (5215, 13801), (5513, 13055)]