641128448

素因数分解:

$2^{11}\times {\mathrm{367}}^1\times {\mathrm{853}}^1$

素因数の和:1242

約数の個数: 48

約数和(自身を含む): 1286943840

約数和(自身を除く): 645815392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 367, 512, 734, 853, 1024, 1468, 1706, 2048, 2936, 3412, 5872, 6824, 11744, 13648, 23488, 27296, 46976, 54592, 93952, 109184, 187904, 218368, 313051, 375808, 436736, 626102, 751616, 873472, 1252204, 1746944, 2504408, 5008816, 10017632, 20035264, 40070528, 80141056, 160282112, 320564224, 641128448]

約数ペア:

[(1, 641128448), (2, 320564224), (4, 160282112), (8, 80141056), (16, 40070528), (32, 20035264), (64, 10017632), (128, 5008816), (256, 2504408), (367, 1746944), (512, 1252204), (734, 873472), (853, 751616), (1024, 626102), (1468, 436736), (1706, 375808), (2048, 313051), (2936, 218368), (3412, 187904), (5872, 109184), (6824, 93952), (11744, 54592), (13648, 46976), (23488, 27296)]