51890930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 64230670

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 127, 130, 182, 254, 449, 455, 635, 889, 898, 910, 1270, 1651, 1778, 2245, 3143, 3302, 4445, 4490, 5837, 6286, 8255, 8890, 11557, 11674, 15715, 16510, 23114, 29185, 31430, 40859, 57023, 57785, 58370, 81718, 114046, 115570, 204295, 285115, 399161, 408590, 570230, 741299, 798322, 1482598, 1995805, 3706495, 3991610, 5189093, 7412990, 10378186, 25945465, 51890930]

約数ペア:

[(1, 51890930), (2, 25945465), (5, 10378186), (7, 7412990), (10, 5189093), (13, 3991610), (14, 3706495), (26, 1995805), (35, 1482598), (65, 798322), (70, 741299), (91, 570230), (127, 408590), (130, 399161), (182, 285115), (254, 204295), (449, 115570), (455, 114046), (635, 81718), (889, 58370), (898, 57785), (910, 57023), (1270, 40859), (1651, 31430), (1778, 29185), (2245, 23114), (3143, 16510), (3302, 15715), (4445, 11674), (4490, 11557), (5837, 8890), (6286, 8255)]