2016971515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{3889}}^1$

素因数の和:4087

約数の個数: 32

約数和(自身を含む): 2666361600

約数和(自身を除く): 649390085

約数列:

[1, 5, 13, 65, 79, 101, 395, 505, 1027, 1313, 3889, 5135, 6565, 7979, 19445, 39895, 50557, 103727, 252785, 307231, 392789, 518635, 1536155, 1963945, 3994003, 5106257, 19970015, 25531285, 31030331, 155151655, 403394303, 2016971515]

約数ペア:

[(1, 2016971515), (5, 403394303), (13, 155151655), (65, 31030331), (79, 25531285), (101, 19970015), (395, 5106257), (505, 3994003), (1027, 1963945), (1313, 1536155), (3889, 518635), (5135, 392789), (6565, 307231), (7979, 252785), (19445, 103727), (39895, 50557)]