51709450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 112492800

約数和(自身を除く): 60783350

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 53, 65, 79, 95, 106, 130, 158, 190, 247, 265, 325, 395, 475, 494, 530, 650, 689, 790, 950, 1007, 1027, 1235, 1325, 1378, 1501, 1975, 2014, 2054, 2470, 2650, 3002, 3445, 3950, 4187, 5035, 5135, 6175, 6890, 7505, 8374, 10070, 10270, 12350, 13091, 15010, 17225, 19513, 20935, 25175, 25675, 26182, 34450, 37525, 39026, 41870, 50350, 51350, 54431, 65455, 75050, 79553, 97565, 104675, 108862, 130910, 159106, 195130, 209350, 272155, 327275, 397765, 487825, 544310, 654550, 795530, 975650, 1034189, 1360775, 1988825, 2068378, 2721550, 3977650, 5170945, 10341890, 25854725, 51709450]

約数ペア:

[(1, 51709450), (2, 25854725), (5, 10341890), (10, 5170945), (13, 3977650), (19, 2721550), (25, 2068378), (26, 1988825), (38, 1360775), (50, 1034189), (53, 975650), (65, 795530), (79, 654550), (95, 544310), (106, 487825), (130, 397765), (158, 327275), (190, 272155), (247, 209350), (265, 195130), (325, 159106), (395, 130910), (475, 108862), (494, 104675), (530, 97565), (650, 79553), (689, 75050), (790, 65455), (950, 54431), (1007, 51350), (1027, 50350), (1235, 41870), (1325, 39026), (1378, 37525), (1501, 34450), (1975, 26182), (2014, 25675), (2054, 25175), (2470, 20935), (2650, 19513), (3002, 17225), (3445, 15010), (3950, 13091), (4187, 12350), (5035, 10270), (5135, 10070), (6175, 8374), (6890, 7505)]