28150070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2741}}^1$

素因数の和:2840

約数の個数: 32

約数和(自身を含む): 55278720

約数和(自身を除く): 27128650

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 2741, 5135, 5482, 10270, 13705, 27410, 35633, 71266, 178165, 216539, 356330, 433078, 1082695, 2165390, 2815007, 5630014, 14075035, 28150070]

約数ペア:

[(1, 28150070), (2, 14075035), (5, 5630014), (10, 2815007), (13, 2165390), (26, 1082695), (65, 433078), (79, 356330), (130, 216539), (158, 178165), (395, 71266), (790, 35633), (1027, 27410), (2054, 13705), (2741, 10270), (5135, 5482)]