26982410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 33497590

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 199, 298, 398, 455, 745, 910, 995, 1043, 1393, 1490, 1937, 1990, 2086, 2587, 2786, 3874, 5174, 5215, 6965, 9685, 10430, 12935, 13559, 13930, 18109, 19370, 25870, 27118, 29651, 36218, 59302, 67795, 90545, 135590, 148255, 181090, 207557, 296510, 385463, 415114, 770926, 1037785, 1927315, 2075570, 2698241, 3854630, 5396482, 13491205, 26982410]

約数ペア:

[(1, 26982410), (2, 13491205), (5, 5396482), (7, 3854630), (10, 2698241), (13, 2075570), (14, 1927315), (26, 1037785), (35, 770926), (65, 415114), (70, 385463), (91, 296510), (130, 207557), (149, 181090), (182, 148255), (199, 135590), (298, 90545), (398, 67795), (455, 59302), (745, 36218), (910, 29651), (995, 27118), (1043, 25870), (1393, 19370), (1490, 18109), (1937, 13930), (1990, 13559), (2086, 12935), (2587, 10430), (2786, 9685), (3874, 6965), (5174, 5215)]